USN-8583-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-8583-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8583-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-8583-1
Upstream
Related
Published
2026-07-22T12:42:04Z
Modified
2026-07-22T20:59:38.396563207Z
Summary
giflib vulnerabilities
Details

It was discovered that GIFLIB incorrectly handled certain GIF image files. If a user or automated system were tricked into opening a specially crafted GIF file, a remote attacker could use this issue to cause GIFLIB to crash, resulting in a denial of service, or possibly execute arbitrary code.

References

Affected packages

Ubuntu:22.04:LTS / giflib

Package

Name
giflib
Purl
pkg:deb/ubuntu/giflib?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.1.9-2ubuntu0.3

Affected versions

5.*
5.1.9-2build1
5.1.9-2build2
5.1.9-2ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "giflib-tools",
            "binary_version": "5.1.9-2ubuntu0.3"
        },
        {
            "binary_name": "libgif7",
            "binary_version": "5.1.9-2ubuntu0.3"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8583-1.json"
cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-23868",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2026-26740",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}

Ubuntu:24.04:LTS / giflib

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.2.2-1ubuntu1.2

Affected versions

5.*
5.2.1-2.5
5.2.2-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "giflib-tools",
            "binary_version": "5.2.2-1ubuntu1.2"
        },
        {
            "binary_name": "libgif7",
            "binary_version": "5.2.2-1ubuntu1.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8583-1.json"
cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-23868",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2026-26740",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}

Ubuntu:26.04:LTS / giflib

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.2.2-1ubuntu3.2

Affected versions

5.*
5.2.2-1ubuntu2
5.2.2-1ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "giflib-tools",
            "binary_version": "5.2.2-1ubuntu3.2"
        },
        {
            "binary_name": "libgif7",
            "binary_version": "5.2.2-1ubuntu3.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8583-1.json"
cves_map 
{
    "cves": [
        {
            "id": "CVE-2026-23868",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2026-26740",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:26.04:LTS"
}