{
    "summary": {
        "snap": {
            "added": [],
            "removed": [],
            "diff": []
        },
        "deb": {
            "added": [],
            "removed": [],
            "diff": [
                "libpng16-16"
            ]
        }
    },
    "diff": {
        "deb": [
            {
                "name": "libpng16-16",
                "from_version": {
                    "source_package_name": "libpng1.6",
                    "source_package_version": "1.6.37-3ubuntu0.6",
                    "version": "1.6.37-3ubuntu0.6"
                },
                "to_version": {
                    "source_package_name": "libpng1.6",
                    "source_package_version": "1.6.37-3ubuntu0.7",
                    "version": "1.6.37-3ubuntu0.7"
                },
                "cves": [
                    {
                        "cve": "CVE-2026-46675",
                        "url": "https://ubuntu.com/security/CVE-2026-46675",
                        "cve_description": "[Use-after-free of zlib input in `png_read_end` after incomplete zTXt, iTXt or iCCP decompression]",
                        "cve_priority": "medium",
                        "cve_public_date": "2026-09-29"
                    }
                ],
                "launchpad_bugs_fixed": [],
                "changes": [
                    {
                        "cves": [
                            {
                                "cve": "CVE-2026-46675",
                                "url": "https://ubuntu.com/security/CVE-2026-46675",
                                "cve_description": "[Use-after-free of zlib input in `png_read_end` after incomplete zTXt, iTXt or iCCP decompression]",
                                "cve_priority": "medium",
                                "cve_public_date": "2026-09-29"
                            }
                        ],
                        "log": [
                            "",
                            "  * SECURITY UPDATE: Use-after-free in png_read_end",
                            "    - debian/patches/CVE-2026-46675.patch: Clear stale zstream pointers when",
                            "      releasing the inflate stream in pngrutil.c",
                            "    - CVE-2026-46675",
                            ""
                        ],
                        "package": "libpng1.6",
                        "version": "1.6.37-3ubuntu0.7",
                        "urgency": "medium",
                        "distributions": "jammy-security",
                        "launchpad_bugs_fixed": [],
                        "author": "Kyle Kernick <kyle.kernick@canonical.com>",
                        "date": "Mon, 05 Oct 2026 15:37:39 -0600"
                    }
                ],
                "notes": null,
                "is_version_downgrade": false
            }
        ],
        "snap": []
    },
    "added": {
        "deb": [],
        "snap": []
    },
    "removed": {
        "deb": [],
        "snap": []
    },
    "notes": "Changelog diff for Ubuntu 22.04 jammy image from release image serial 20261007 to 20261008",
    "from_series": "jammy",
    "to_series": "jammy",
    "from_serial": "20261007",
    "to_serial": "20261008",
    "from_manifest_filename": "release_manifest.previous",
    "to_manifest_filename": "manifest.current"
}