USN-8649-1

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Source
https://ubuntu.com/security/notices/USN-8649-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8649-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-8649-1
Upstream
Related
Published
2026-08-19T12:39:30Z
Modified
2026-08-20T10:45:55Z
Summary
libheif vulnerabilities
Details

It was discovered that libheif had an integer underflow in the Fraction constructor when a clap transform was applied twice. An attacker could possibly use this issue to cause libheif to crash, resulting in a denial of service. (CVE-2026-62289)

It was discovered that libheif had an out-of-bounds read in uncompressed tile range slicing. An attacker could possibly use this issue to cause libheif to crash, resulting in a denial of service. This issue only affected Ubuntu 25.10. (CVE-2026-62292)

References

Affected packages

Ubuntu:24.04:LTS / libheif

Package

Name
libheif
Purl
pkg:deb/ubuntu/libheif?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.17.6-1ubuntu4.7

Affected versions

1.*
1.16.2-2ubuntu1
1.17.1-1ubuntu2
1.17.1-1ubuntu3
1.17.4-1ubuntu1
1.17.6-1ubuntu1
1.17.6-1ubuntu2
1.17.6-1ubuntu3
1.17.6-1ubuntu4
1.17.6-1ubuntu4.1
1.17.6-1ubuntu4.2
1.17.6-1ubuntu4.3
1.17.6-1ubuntu4.4
1.17.6-1ubuntu4.5
1.17.6-1ubuntu4.6

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "heif-gdk-pixbuf",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "heif-thumbnailer",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-examples",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-aomdec",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-aomenc",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-dav1d",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-ffmpegdec",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-j2kdec",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-j2kenc",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-jpegdec",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-jpegenc",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-libde265",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-rav1e",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-svtenc",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif-plugin-x265",
            "binary_version": "1.17.6-1ubuntu4.7"
        },
        {
            "binary_name": "libheif1",
            "binary_version": "1.17.6-1ubuntu4.7"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-62289",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8649-1.json"

Ubuntu:26.04:LTS / libheif

Package

Name
libheif
Purl
pkg:deb/ubuntu/libheif?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.21.2-3ubuntu0.4

Affected versions

1.*
1.20.2-1
1.20.2-2
1.20.2-2build1
1.20.2-2build2
1.20.2-2ubuntu1
1.21.2-1
1.21.2-3
1.21.2-3ubuntu0.1
1.21.2-3ubuntu0.2
1.21.2-3ubuntu0.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "heif-gdk-pixbuf",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "heif-thumbnailer",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "heif-view",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-examples",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-aomdec",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-aomenc",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-dav1d",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-ffmpegdec",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-j2kdec",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-j2kenc",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-jpegdec",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-jpegenc",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-kvazaar",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-libde265",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-rav1e",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-svtenc",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugin-x265",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif-plugins-all",
            "binary_version": "1.21.2-3ubuntu0.4"
        },
        {
            "binary_name": "libheif1",
            "binary_version": "1.21.2-3ubuntu0.4"
        }
    ]
}

Database specific

cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-62289",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2026-62292",
            "severity": [
                {
                    "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
                    "type": "CVSS_V4"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:26.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8649-1.json"