USN-8774-1

Ali Firas discovered that libheif incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2026-62291)

Dmitrijs Trizna discovered that libheif incorrectly handled certain image sequences. An attacker could possibly use this issue to cause a denial of service. (CVE-2026-62377)

References

Affected packages

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

1.21.2-3ubuntu0.5

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

1.21.2-3ubuntu0.4

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "heif-gdk-pixbuf",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "heif-thumbnailer",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "heif-view",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-examples",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-aomdec",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-aomenc",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-dav1d",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-ffmpegdec",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-j2kdec",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-j2kenc",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-jpegdec",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-jpegenc",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-kvazaar",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-libde265",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-rav1e",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-svtenc",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugin-x265",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif-plugins-all",
            "binary_version": "1.21.2-3ubuntu0.5"
        },
        {
            "binary_name": "libheif1",
            "binary_version": "1.21.2-3ubuntu0.5"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2026-62291",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2026-62377",
            "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:26.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8774-1.json"