{ "summary": { "snap": { "added": [], "removed": [], "diff": [] }, "deb": { "added": [ "linux-image-6.8.0-101-generic", "linux-modules-6.8.0-101-generic" ], "removed": [ "linux-image-6.8.0-100-generic", "linux-modules-6.8.0-100-generic" ], "diff": [ "curl", "intel-microcode", "libcurl4t64", "libssh-4", "linux-image-virtual" ] } }, "diff": { "deb": [ { "name": "curl", "from_version": { "source_package_name": "curl", "source_package_version": "8.5.0-2ubuntu10.6", "version": "8.5.0-2ubuntu10.6" }, "to_version": { "source_package_name": "curl", "source_package_version": "8.5.0-2ubuntu10.7", "version": "8.5.0-2ubuntu10.7" }, "cves": [ { "cve": "CVE-2025-10148", "url": "https://ubuntu.com/security/CVE-2025-10148", "cve_description": "curl's websocket code did not update the 32 bit mask pattern for each new outgoing frame as the specification says. Instead it used a fixed mask that persisted and was used throughout the entire connection. A predictable mask pattern allows for a malicious server to induce traffic between the two communicating parties that could be interpreted by an involved proxy (configured or transparent) as genuine, real, HTTP traffic with content and thereby poison its cache. That cached poisoned content could then be served to all users of that proxy.", "cve_priority": "low", "cve_public_date": "2025-09-12 06:15:00 UTC" }, { "cve": "CVE-2025-14017", "url": "https://ubuntu.com/security/CVE-2025-14017", "cve_description": "When doing multi-threaded LDAPS transfers (LDAP over TLS) with libcurl, changing TLS options in one thread would inadvertently change them globally and therefore possibly also affect other concurrently setup transfers. Disabling certificate verification for a specific transfer could unintentionally disable the feature for other threads as well.", "cve_priority": "medium", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-14524", "url": "https://ubuntu.com/security/CVE-2025-14524", "cve_description": "When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-14819", "url": "https://ubuntu.com/security/CVE-2025-14819", "cve_description": "When doing TLS related transfers with reused easy or multi handles and altering the `CURLSSLOPT_NO_PARTIALCHAIN` option, libcurl could accidentally reuse a CA store cached in memory for which the partial chain option was reversed. Contrary to the user's wishes and expectations. This could make libcurl find and accept a trust chain that it otherwise would not.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-15079", "url": "https://ubuntu.com/security/CVE-2025-15079", "cve_description": "When doing SSH-based transfers using either SCP or SFTP, and setting the known_hosts file, libcurl could still mistakenly accept connecting to hosts *not present* in the specified file if they were added as recognized in the libssh *global* known_hosts file.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-15224", "url": "https://ubuntu.com/security/CVE-2025-15224", "cve_description": "When doing SSH-based transfers using either SCP or SFTP, and asked to do public key authentication, curl would wrongly still ask and authenticate using a locally running SSH agent.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" } ], "launchpad_bugs_fixed": [], "changes": [ { "cves": [ { "cve": "CVE-2025-10148", "url": "https://ubuntu.com/security/CVE-2025-10148", "cve_description": "curl's websocket code did not update the 32 bit mask pattern for each new outgoing frame as the specification says. Instead it used a fixed mask that persisted and was used throughout the entire connection. A predictable mask pattern allows for a malicious server to induce traffic between the two communicating parties that could be interpreted by an involved proxy (configured or transparent) as genuine, real, HTTP traffic with content and thereby poison its cache. That cached poisoned content could then be served to all users of that proxy.", "cve_priority": "low", "cve_public_date": "2025-09-12 06:15:00 UTC" }, { "cve": "CVE-2025-14017", "url": "https://ubuntu.com/security/CVE-2025-14017", "cve_description": "When doing multi-threaded LDAPS transfers (LDAP over TLS) with libcurl, changing TLS options in one thread would inadvertently change them globally and therefore possibly also affect other concurrently setup transfers. Disabling certificate verification for a specific transfer could unintentionally disable the feature for other threads as well.", "cve_priority": "medium", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-14524", "url": "https://ubuntu.com/security/CVE-2025-14524", "cve_description": "When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-14819", "url": "https://ubuntu.com/security/CVE-2025-14819", "cve_description": "When doing TLS related transfers with reused easy or multi handles and altering the `CURLSSLOPT_NO_PARTIALCHAIN` option, libcurl could accidentally reuse a CA store cached in memory for which the partial chain option was reversed. Contrary to the user's wishes and expectations. This could make libcurl find and accept a trust chain that it otherwise would not.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-15079", "url": "https://ubuntu.com/security/CVE-2025-15079", "cve_description": "When doing SSH-based transfers using either SCP or SFTP, and setting the known_hosts file, libcurl could still mistakenly accept connecting to hosts *not present* in the specified file if they were added as recognized in the libssh *global* known_hosts file.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-15224", "url": "https://ubuntu.com/security/CVE-2025-15224", "cve_description": "When doing SSH-based transfers using either SCP or SFTP, and asked to do public key authentication, curl would wrongly still ask and authenticate using a locally running SSH agent.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" } ], "log": [ "", " * SECURITY UPDATE: predictable websocket frame mask", " - debian/patches/CVE-2025-10148.patch: get a new mask for each", " new outgoing frame in lib/ws.c", " - CVE-2025-10148", " * SECURITY UPDATE: multi-threaded TSL options leak", " - debian/patches/CVE-2025-14017.patch: call ldap_init() before", " setting the options in lib/ldap.c", " - CVE-2025-14017", " * SECURITY UPDATE: bearer token leak on cross-protocol redirect", " - debian/patches/CVE-2025-14524.patch: if redirected,", " require permission to use bearer in lib/curl_sasl.c", " - CVE-2025-14524", " * SECURITY UPDATE: OpenSSL partial chain store policy bypass", " - debian/patches/CVE-2025-14819.patch: toggling", " CURLSSLOPT_NO_PARTIALCHAIN makes a different CA cache in", " lib/vtls/openssl.c.", " - CVE-2025-14819", " * SECURITY UPDATE: ssh known_hosts validation bypass", " - debian/patches/CVE-2025-15079.patch: set both knownhosts", " options to the same file in lib/vssh/libssh.c", " - CVE-2025-15079", " * SECURITY UPDATE: improper local ssh agent authentication", " - debian/patches/CVE-2025-15224.patch: require private key", " or user-agent for public key auth in lib/vssh/libssh.c", " - CVE-2025-15224", "" ], "package": "curl", "version": "8.5.0-2ubuntu10.7", "urgency": "medium", "distributions": "noble-security", "launchpad_bugs_fixed": [], "author": "Elise Hlady ", "date": "Wed, 18 Feb 2026 10:57:28 -0800" } ], "notes": null, "is_version_downgrade": false }, { "name": "intel-microcode", "from_version": { "source_package_name": "intel-microcode", "source_package_version": "3.20250812.0ubuntu0.24.04.1", "version": "3.20250812.0ubuntu0.24.04.1" }, "to_version": { "source_package_name": "intel-microcode", "source_package_version": "3.20260210.0ubuntu0.24.04.1", "version": "3.20260210.0ubuntu0.24.04.1" }, "cves": [ { "cve": "CVE-2025-31648", "url": "https://ubuntu.com/security/CVE-2025-31648", "cve_description": "Improper handling of values in the microcode flow for some Intel(R) Processor Family may allow an escalation of privilege. Startup code and smm adversary with a privileged user combined with a high complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are present with special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (low), integrity (low) and availability (none) of the vulnerable system, resulting in subsequent system confidentiality (low), integrity (low) and availability (none) impacts.", "cve_priority": "low", "cve_public_date": "2026-02-10 17:16:00 UTC" } ], "launchpad_bugs_fixed": [], "changes": [ { "cves": [ { "cve": "CVE-2025-31648", "url": "https://ubuntu.com/security/CVE-2025-31648", "cve_description": "Improper handling of values in the microcode flow for some Intel(R) Processor Family may allow an escalation of privilege. Startup code and smm adversary with a privileged user combined with a high complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are present with special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (low), integrity (low) and availability (none) of the vulnerable system, resulting in subsequent system confidentiality (low), integrity (low) and availability (none) impacts.", "cve_priority": "low", "cve_public_date": "2026-02-10 17:16:00 UTC" } ], "log": [ "", " * SECURITY UPDATE: New upstream microcode datafile 20260210", " - New microcodes:", " sig 0x000a06e1, pf_mask 0x97, 2025-11-03, rev 0x10002f3, size 1645568", " - Updated microcodes:", " sig 0x000606a6, pf_mask 0x87, 2025-08-19, rev 0xd000421, size 309248", " sig 0x000606c1, pf_mask 0x10, 2025-08-19, rev 0x10002f1, size 301056", " sig 0x000706e5, pf_mask 0x80, 2025-07-24, rev 0x00cc, size 115712", " sig 0x000806c1, pf_mask 0x80, 2025-07-24, rev 0x00be, size 112640", " sig 0x000806c2, pf_mask 0xc2, 2025-07-24, rev 0x003e, size 99328", " sig 0x000806d1, pf_mask 0xc2, 2025-07-24, rev 0x0058, size 105472", " sig 0x000806f4, pf_mask 0x10, 2025-08-25, rev 0x2c000421, size 626688", " sig 0x000806f4, pf_mask 0x87, 2025-08-25, rev 0x2b000661, size 595968", " sig 0x000806f5, pf_mask 0x10, 2025-08-25, rev 0x2c000421, size 626688", " sig 0x000806f5, pf_mask 0x87, 2025-08-25, rev 0x2b000661, size 595968", " sig 0x000806f6, pf_mask 0x10, 2025-08-25, rev 0x2c000421, size 626688", " sig 0x000806f6, pf_mask 0x87, 2025-08-25, rev 0x2b000661, size 595968", " sig 0x000806f7, pf_mask 0x87, 2025-08-25, rev 0x2b000661, size 595968", " sig 0x000806f8, pf_mask 0x10, 2025-08-25, rev 0x2c000421, size 626688", " sig 0x000806f8, pf_mask 0x87, 2025-08-25, rev 0x2b000661, size 595968", " sig 0x00090672, pf_mask 0x07, 2025-10-12, rev 0x003e, size 227328", " sig 0x00090675, pf_mask 0x07, 2025-10-12, rev 0x003e, size 227328", " sig 0x000906a3, pf_mask 0x80, 2025-10-12, rev 0x043b, size 225280", " sig 0x000906a4, pf_mask 0x40, 2025-07-10, rev 0x000c, size 119808", " sig 0x000906a4, pf_mask 0x80, 2025-10-12, rev 0x043b, size 225280", " sig 0x000a0671, pf_mask 0x02, 2025-07-24, rev 0x0065, size 108544", " sig 0x000a06a4, pf_mask 0xe6, 2025-09-24, rev 0x0028, size 141312", " sig 0x000a06d1, pf_mask 0x20, 2025-10-09, rev 0xa000133, size 1643520", " sig 0x000a06d1, pf_mask 0x95, 2025-10-31, rev 0x1000405, size 1672192", " sig 0x000a06f3, pf_mask 0x01, 2025-07-30, rev 0x3000382, size 1534976", " sig 0x000b0650, pf_mask 0x80, 2025-09-25, rev 0x000d, size 137216", " sig 0x000b0671, pf_mask 0x32, 2025-10-08, rev 0x0133, size 219136", " sig 0x000b0674, pf_mask 0x32, 2025-10-08, rev 0x0133, size 219136", " sig 0x000b06a2, pf_mask 0xe0, 2025-10-08, rev 0x6134, size 224256", " sig 0x000b06a3, pf_mask 0xe0, 2025-10-08, rev 0x6134, size 224256", " sig 0x000b06a8, pf_mask 0xe0, 2025-10-08, rev 0x6134, size 224256", " sig 0x000b06d1, pf_mask 0x80, 2025-08-28, rev 0x0125, size 80896", " sig 0x000b06e0, pf_mask 0x19, 2025-09-12, rev 0x0021, size 142336", " sig 0x000b06f2, pf_mask 0x07, 2025-10-12, rev 0x003e, size 227328", " sig 0x000b06f5, pf_mask 0x07, 2025-10-12, rev 0x003e, size 227328", " sig 0x000b06f6, pf_mask 0x07, 2025-10-12, rev 0x003e, size 227328", " sig 0x000b06f7, pf_mask 0x07, 2025-10-12, rev 0x003e, size 227328", " sig 0x000c0652, pf_mask 0x82, 2025-08-03, rev 0x011b, size 91136", " sig 0x000c0662, pf_mask 0x82, 2025-08-03, rev 0x011b, size 91136", " sig 0x000c0664, pf_mask 0x82, 2025-08-03, rev 0x011b, size 91136", " sig 0x000c06a2, pf_mask 0x82, 2025-08-03, rev 0x011b, size 91136", " sig 0x000c06f1, pf_mask 0x87, 2025-08-25, rev 0x210002d3, size 566272", " sig 0x000c06f2, pf_mask 0x87, 2025-08-25, rev 0x210002d3, size 566272", " - CVE-2025-31648 (INTEL-SA-01396)", " * source: update symlinks to reflect id of the latest release, 20260210", " * changelog: sync with debian 3.20260210.1 for content consistency", "" ], "package": "intel-microcode", "version": "3.20260210.0ubuntu0.24.04.1", "urgency": "medium", "distributions": "noble-security", "launchpad_bugs_fixed": [], "author": "Rodrigo Figueiredo Zaiden ", "date": "Fri, 27 Feb 2026 10:55:59 -0300" } ], "notes": null, "is_version_downgrade": false }, { "name": "libcurl4t64", "from_version": { "source_package_name": "curl", "source_package_version": "8.5.0-2ubuntu10.6", "version": "8.5.0-2ubuntu10.6" }, "to_version": { "source_package_name": "curl", "source_package_version": "8.5.0-2ubuntu10.7", "version": "8.5.0-2ubuntu10.7" }, "cves": [ { "cve": "CVE-2025-10148", "url": "https://ubuntu.com/security/CVE-2025-10148", "cve_description": "curl's websocket code did not update the 32 bit mask pattern for each new outgoing frame as the specification says. Instead it used a fixed mask that persisted and was used throughout the entire connection. A predictable mask pattern allows for a malicious server to induce traffic between the two communicating parties that could be interpreted by an involved proxy (configured or transparent) as genuine, real, HTTP traffic with content and thereby poison its cache. That cached poisoned content could then be served to all users of that proxy.", "cve_priority": "low", "cve_public_date": "2025-09-12 06:15:00 UTC" }, { "cve": "CVE-2025-14017", "url": "https://ubuntu.com/security/CVE-2025-14017", "cve_description": "When doing multi-threaded LDAPS transfers (LDAP over TLS) with libcurl, changing TLS options in one thread would inadvertently change them globally and therefore possibly also affect other concurrently setup transfers. Disabling certificate verification for a specific transfer could unintentionally disable the feature for other threads as well.", "cve_priority": "medium", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-14524", "url": "https://ubuntu.com/security/CVE-2025-14524", "cve_description": "When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-14819", "url": "https://ubuntu.com/security/CVE-2025-14819", "cve_description": "When doing TLS related transfers with reused easy or multi handles and altering the `CURLSSLOPT_NO_PARTIALCHAIN` option, libcurl could accidentally reuse a CA store cached in memory for which the partial chain option was reversed. Contrary to the user's wishes and expectations. This could make libcurl find and accept a trust chain that it otherwise would not.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-15079", "url": "https://ubuntu.com/security/CVE-2025-15079", "cve_description": "When doing SSH-based transfers using either SCP or SFTP, and setting the known_hosts file, libcurl could still mistakenly accept connecting to hosts *not present* in the specified file if they were added as recognized in the libssh *global* known_hosts file.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-15224", "url": "https://ubuntu.com/security/CVE-2025-15224", "cve_description": "When doing SSH-based transfers using either SCP or SFTP, and asked to do public key authentication, curl would wrongly still ask and authenticate using a locally running SSH agent.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" } ], "launchpad_bugs_fixed": [], "changes": [ { "cves": [ { "cve": "CVE-2025-10148", "url": "https://ubuntu.com/security/CVE-2025-10148", "cve_description": "curl's websocket code did not update the 32 bit mask pattern for each new outgoing frame as the specification says. Instead it used a fixed mask that persisted and was used throughout the entire connection. A predictable mask pattern allows for a malicious server to induce traffic between the two communicating parties that could be interpreted by an involved proxy (configured or transparent) as genuine, real, HTTP traffic with content and thereby poison its cache. That cached poisoned content could then be served to all users of that proxy.", "cve_priority": "low", "cve_public_date": "2025-09-12 06:15:00 UTC" }, { "cve": "CVE-2025-14017", "url": "https://ubuntu.com/security/CVE-2025-14017", "cve_description": "When doing multi-threaded LDAPS transfers (LDAP over TLS) with libcurl, changing TLS options in one thread would inadvertently change them globally and therefore possibly also affect other concurrently setup transfers. Disabling certificate verification for a specific transfer could unintentionally disable the feature for other threads as well.", "cve_priority": "medium", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-14524", "url": "https://ubuntu.com/security/CVE-2025-14524", "cve_description": "When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-14819", "url": "https://ubuntu.com/security/CVE-2025-14819", "cve_description": "When doing TLS related transfers with reused easy or multi handles and altering the `CURLSSLOPT_NO_PARTIALCHAIN` option, libcurl could accidentally reuse a CA store cached in memory for which the partial chain option was reversed. Contrary to the user's wishes and expectations. This could make libcurl find and accept a trust chain that it otherwise would not.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-15079", "url": "https://ubuntu.com/security/CVE-2025-15079", "cve_description": "When doing SSH-based transfers using either SCP or SFTP, and setting the known_hosts file, libcurl could still mistakenly accept connecting to hosts *not present* in the specified file if they were added as recognized in the libssh *global* known_hosts file.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" }, { "cve": "CVE-2025-15224", "url": "https://ubuntu.com/security/CVE-2025-15224", "cve_description": "When doing SSH-based transfers using either SCP or SFTP, and asked to do public key authentication, curl would wrongly still ask and authenticate using a locally running SSH agent.", "cve_priority": "low", "cve_public_date": "2026-01-08 10:15:00 UTC" } ], "log": [ "", " * SECURITY UPDATE: predictable websocket frame mask", " - debian/patches/CVE-2025-10148.patch: get a new mask for each", " new outgoing frame in lib/ws.c", " - CVE-2025-10148", " * SECURITY UPDATE: multi-threaded TSL options leak", " - debian/patches/CVE-2025-14017.patch: call ldap_init() before", " setting the options in lib/ldap.c", " - CVE-2025-14017", " * SECURITY UPDATE: bearer token leak on cross-protocol redirect", " - debian/patches/CVE-2025-14524.patch: if redirected,", " require permission to use bearer in lib/curl_sasl.c", " - CVE-2025-14524", " * SECURITY UPDATE: OpenSSL partial chain store policy bypass", " - debian/patches/CVE-2025-14819.patch: toggling", " CURLSSLOPT_NO_PARTIALCHAIN makes a different CA cache in", " lib/vtls/openssl.c.", " - CVE-2025-14819", " * SECURITY UPDATE: ssh known_hosts validation bypass", " - debian/patches/CVE-2025-15079.patch: set both knownhosts", " options to the same file in lib/vssh/libssh.c", " - CVE-2025-15079", " * SECURITY UPDATE: improper local ssh agent authentication", " - debian/patches/CVE-2025-15224.patch: require private key", " or user-agent for public key auth in lib/vssh/libssh.c", " - CVE-2025-15224", "" ], "package": "curl", "version": "8.5.0-2ubuntu10.7", "urgency": "medium", "distributions": "noble-security", "launchpad_bugs_fixed": [], "author": "Elise Hlady ", "date": "Wed, 18 Feb 2026 10:57:28 -0800" } ], "notes": null, "is_version_downgrade": false }, { "name": "libssh-4", "from_version": { "source_package_name": "libssh", "source_package_version": "0.10.6-2ubuntu0.2", "version": "0.10.6-2ubuntu0.2" }, "to_version": { "source_package_name": "libssh", "source_package_version": "0.10.6-2ubuntu0.3", "version": "0.10.6-2ubuntu0.3" }, "cves": [ { "cve": "CVE-2025-8277", "url": "https://ubuntu.com/security/CVE-2025-8277", "cve_description": "A flaw was found in libssh's handling of key exchange (KEX) processes when a client repeatedly sends incorrect KEX guesses. The library fails to free memory during these rekey operations, which can gradually exhaust system memory. This issue can lead to crashes on the client side, particularly when using libgcrypt, which impacts application stability and availability.", "cve_priority": "low", "cve_public_date": "2025-09-09 12:15:00 UTC" }, { "cve": "CVE-2026-0964", "url": "https://ubuntu.com/security/CVE-2026-0964", "cve_description": "[Improper sanitation of paths received from SCP servers]", "cve_priority": "medium", "cve_public_date": "2026-02-13" }, { "cve": "CVE-2026-0965", "url": "https://ubuntu.com/security/CVE-2026-0965", "cve_description": "[Denial of Service via improper configuration file handling]", "cve_priority": "low", "cve_public_date": "2026-02-13" }, { "cve": "CVE-2026-0966", "url": "https://ubuntu.com/security/CVE-2026-0966", "cve_description": "[Buffer underflow in ssh_get_hexa() on invalid input]", "cve_priority": "low", "cve_public_date": "2026-02-13" }, { "cve": "CVE-2026-0967", "url": "https://ubuntu.com/security/CVE-2026-0967", "cve_description": "[Denial of Service via inefficient regular expression processing]", "cve_priority": "medium", "cve_public_date": "2026-02-13" }, { "cve": "CVE-2026-0968", "url": "https://ubuntu.com/security/CVE-2026-0968", "cve_description": "[Denial of Service due to malformed SFTP message]", "cve_priority": "medium", "cve_public_date": "2026-02-13" } ], "launchpad_bugs_fixed": [], "changes": [ { "cves": [ { "cve": "CVE-2025-8277", "url": "https://ubuntu.com/security/CVE-2025-8277", "cve_description": "A flaw was found in libssh's handling of key exchange (KEX) processes when a client repeatedly sends incorrect KEX guesses. The library fails to free memory during these rekey operations, which can gradually exhaust system memory. This issue can lead to crashes on the client side, particularly when using libgcrypt, which impacts application stability and availability.", "cve_priority": "low", "cve_public_date": "2025-09-09 12:15:00 UTC" }, { "cve": "CVE-2026-0964", "url": "https://ubuntu.com/security/CVE-2026-0964", "cve_description": "[Improper sanitation of paths received from SCP servers]", "cve_priority": "medium", "cve_public_date": "2026-02-13" }, { "cve": "CVE-2026-0965", "url": "https://ubuntu.com/security/CVE-2026-0965", "cve_description": "[Denial of Service via improper configuration file handling]", "cve_priority": "low", "cve_public_date": "2026-02-13" }, { "cve": "CVE-2026-0966", "url": "https://ubuntu.com/security/CVE-2026-0966", "cve_description": "[Buffer underflow in ssh_get_hexa() on invalid input]", "cve_priority": "low", "cve_public_date": "2026-02-13" }, { "cve": "CVE-2026-0967", "url": "https://ubuntu.com/security/CVE-2026-0967", "cve_description": "[Denial of Service via inefficient regular expression processing]", "cve_priority": "medium", "cve_public_date": "2026-02-13" }, { "cve": "CVE-2026-0968", "url": "https://ubuntu.com/security/CVE-2026-0968", "cve_description": "[Denial of Service due to malformed SFTP message]", "cve_priority": "medium", "cve_public_date": "2026-02-13" } ], "log": [ "", " * SECURITY UPDATE: memory leak in key exchange", " - debian/patches/CVE-2025-8277-1.patch: adjust packet filter to work", " when DH-GEX is guessed wrongly in src/packet.c.", " - debian/patches/CVE-2025-8277-2.patch: fix memory leak of unused", " ephemeral key pair after client's wrong KEX guess in src/dh_crypto.c,", " src/dh_key.c, src/ecdh_crypto.c, src/ecdh_gcrypt.c,", " src/ecdh_mbedcrypto.c.", " - debian/patches/CVE-2025-8277-3.patch: free previously allocated", " pubkeys in src/ecdh_crypto.c, src/ecdh_gcrypt.c.", " - debian/patches/CVE-2025-8277-4.patch: avoid leaking ecdh keys in", " src/ecdh_mbedcrypto.c, src/wrapper.c.", " - CVE-2025-8277", " * SECURITY UPDATE: Improper sanitation of paths received from SCP servers", " - debian/patches/CVE-2026-0964.patch: reject invalid paths received", " through scp in src/scp.c.", " - CVE-2026-0964", " * SECURITY UPDATE: DoS via improper configuration file handling", " - debian/patches/CVE-2026-0965.patch: do not attempt to read", " non-regular and too large configuration files in", " include/libssh/misc.h, include/libssh/priv.h, src/bind_config.c,", " src/config.c, src/dh-gex.c, src/known_hosts.c, src/knownhosts.c,", " src/misc.c, tests/unittests/torture_config.c.", " - CVE-2026-0965", " * SECURITY UPDATE: Buffer underflow in ssh_get_hexa() on invalid input", " - debian/patches/CVE-2026-0966-1.patch: avoid heap buffer underflow in", " ssh_get_hexa in src/misc.c.", " - debian/patches/CVE-2026-0966-2.patch: test coverage for ssh_get_hexa", " in tests/unittests/torture_misc.c.", " - debian/patches/CVE-2026-0966-3.patch: update guided tour to use", " SHA256 fingerprints in doc/guided_tour.dox.", " - CVE-2026-0966", " * SECURITY UPDATE: DoS via inefficient regular expression processing", " - debian/patches/CVE-2026-0967.patch: avoid recursive matching (ReDoS)", " in src/match.c, tests/unittests/torture_config.c.", " - CVE-2026-0967", " * SECURITY UPDATE: DoS due to malformed SFTP message", " - debian/patches/CVE-2026-0968-1.patch: sanitize input handling in", " sftp_parse_longname() in src/sftp.c.", " - debian/patches/CVE-2026-0968-2.patch: reproducer for invalid longname", " data in tests/unittests/CMakeLists.txt,", " tests/unittests/torture_unit_sftp.c.", " - CVE-2026-0968", "" ], "package": "libssh", "version": "0.10.6-2ubuntu0.3", "urgency": "medium", "distributions": "noble-security", "launchpad_bugs_fixed": [], "author": "Marc Deslauriers ", "date": "Fri, 13 Feb 2026 09:41:22 -0500" } ], "notes": null, "is_version_downgrade": false }, { "name": "linux-image-virtual", "from_version": { "source_package_name": "linux-meta", "source_package_version": "6.8.0-100.100", "version": "6.8.0-100.100" }, "to_version": { "source_package_name": "linux-meta", "source_package_version": "6.8.0-101.101", "version": "6.8.0-101.101" }, "cves": [], "launchpad_bugs_fixed": [], "changes": [ { "cves": [], "log": [ "", " * Main version: 6.8.0-101.101", "" ], "package": "linux-meta", "version": "6.8.0-101.101", "urgency": "medium", "distributions": "noble", "launchpad_bugs_fixed": [], "author": "Manuel Diewald ", "date": "Fri, 06 Feb 2026 19:21:16 +0100" } ], "notes": null, "is_version_downgrade": false } ], "snap": [] }, "added": { "deb": [ { "name": "linux-image-6.8.0-101-generic", "from_version": { "source_package_name": "linux-signed", "source_package_version": "6.8.0-100.100", "version": null }, "to_version": { "source_package_name": "linux-signed", "source_package_version": "6.8.0-101.101", "version": "6.8.0-101.101" }, "cves": [], "launchpad_bugs_fixed": [ 1786013 ], "changes": [ { "cves": [], "log": [ "", " * Main version: 6.8.0-101.101", "", " * Packaging resync (LP: #1786013)", " - [Packaging] debian/tracking-bug -- resync from main package", "" ], "package": "linux-signed", "version": "6.8.0-101.101", "urgency": "medium", "distributions": "noble", "launchpad_bugs_fixed": [ 1786013 ], "author": "Manuel Diewald ", "date": "Fri, 06 Feb 2026 19:21:46 +0100" } ], "notes": "linux-image-6.8.0-101-generic version '6.8.0-101.101' (source package linux-signed version '6.8.0-101.101') was added. linux-image-6.8.0-101-generic version '6.8.0-101.101' has the same source package name, linux-signed, as removed package linux-image-6.8.0-100-generic. As such we can use the source package version of the removed package, '6.8.0-100.100', as the starting point in our changelog diff. Kernel packages are an example of where the binary package name changes for the same source package. Using the removed package source package version as our starting point means we can still get meaningful changelog diffs even for what appears to be a new package.", "is_version_downgrade": false }, { "name": "linux-modules-6.8.0-101-generic", "from_version": { "source_package_name": "linux", "source_package_version": "6.8.0-100.100", "version": null }, "to_version": { "source_package_name": "linux", "source_package_version": "6.8.0-101.101", "version": "6.8.0-101.101" }, "cves": [ { "cve": "CVE-2025-37899", "url": "https://ubuntu.com/security/CVE-2025-37899", "cve_description": "In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in session logoff The sess->user object can currently be in use by another thread, for example if another connection has sent a session setup request to bind to the session being free'd. The handler for that connection could be in the smb2_sess_setup function which makes use of sess->user.", "cve_priority": "high", "cve_public_date": "2025-05-20 16:15:00 UTC" }, { "cve": "CVE-2025-22037", "url": "https://ubuntu.com/security/CVE-2025-22037", "cve_description": "In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in alloc_preauth_hash() The Client send malformed smb2 negotiate request. ksmbd return error response. Subsequently, the client can send smb2 session setup even thought conn->preauth_info is not allocated. This patch add KSMBD_SESS_NEED_SETUP status of connection to ignore session setup request if smb2 negotiate phase is not complete.", "cve_priority": "medium", "cve_public_date": "2025-04-16 15:15:00 UTC" } ], "launchpad_bugs_fixed": [ 2140964 ], "changes": [ { "cves": [ { "cve": "CVE-2025-37899", "url": "https://ubuntu.com/security/CVE-2025-37899", "cve_description": "In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in session logoff The sess->user object can currently be in use by another thread, for example if another connection has sent a session setup request to bind to the session being free'd. The handler for that connection could be in the smb2_sess_setup function which makes use of sess->user.", "cve_priority": "high", "cve_public_date": "2025-05-20 16:15:00 UTC" }, { "cve": "CVE-2025-22037", "url": "https://ubuntu.com/security/CVE-2025-22037", "cve_description": "In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in alloc_preauth_hash() The Client send malformed smb2 negotiate request. ksmbd return error response. Subsequently, the client can send smb2 session setup even thought conn->preauth_info is not allocated. This patch add KSMBD_SESS_NEED_SETUP status of connection to ignore session setup request if smb2 negotiate phase is not complete.", "cve_priority": "medium", "cve_public_date": "2025-04-16 15:15:00 UTC" } ], "log": [ "", " * noble/linux: 6.8.0-101.101 -proposed tracker (LP: #2140964)", "", " * CVE-2025-37899", " - ksmbd: fix use-after-free in session logoff", "", " * CVE-2025-22037", " - ksmbd: mark SMB2_SESSION_EXPIRED to session when destroying previous", " session", " - ksmbd: fix race condition between destroy_previous_session() and smb2", " operations()", " - ksmbd: fix null pointer dereference in alloc_preauth_hash()", "" ], "package": "linux", "version": "6.8.0-101.101", "urgency": "medium", "distributions": "noble", "launchpad_bugs_fixed": [ 2140964 ], "author": "Manuel Diewald ", "date": "Fri, 06 Feb 2026 18:52:19 +0100" } ], "notes": "linux-modules-6.8.0-101-generic version '6.8.0-101.101' (source package linux version '6.8.0-101.101') was added. linux-modules-6.8.0-101-generic version '6.8.0-101.101' has the same source package name, linux, as removed package linux-modules-6.8.0-100-generic. As such we can use the source package version of the removed package, '6.8.0-100.100', as the starting point in our changelog diff. Kernel packages are an example of where the binary package name changes for the same source package. Using the removed package source package version as our starting point means we can still get meaningful changelog diffs even for what appears to be a new package.", "is_version_downgrade": false } ], "snap": [] }, "removed": { "deb": [ { "name": "linux-image-6.8.0-100-generic", "from_version": { "source_package_name": "linux-signed", "source_package_version": "6.8.0-100.100", "version": "6.8.0-100.100" }, "to_version": { "source_package_name": null, "source_package_version": null, "version": null }, "cves": [], "launchpad_bugs_fixed": [], "changes": [], "notes": null, "is_version_downgrade": false }, { "name": "linux-modules-6.8.0-100-generic", "from_version": { "source_package_name": "linux", "source_package_version": "6.8.0-100.100", "version": "6.8.0-100.100" }, "to_version": { "source_package_name": null, "source_package_version": null, "version": null }, "cves": [], "launchpad_bugs_fixed": [], "changes": [], "notes": null, "is_version_downgrade": false } ], "snap": [] }, "notes": "Changelog diff for Ubuntu 24.04 noble image from release image serial 20260218 to 20260304", "from_series": "noble", "to_series": "noble", "from_serial": "20260218", "to_serial": "20260304", "from_manifest_filename": "release_manifest.previous", "to_manifest_filename": "manifest.current" }