USN-8319-1

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Source
https://ubuntu.com/security/notices/USN-8319-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8319-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-8319-1
Upstream
Related
Published
2026-05-27T12:32:26Z
Modified
2026-05-27T15:47:45.571912893Z
Summary
libgcrypt20 vulnerabilities
Details

It was discovered that Libgcrypt incorrectly handled crafted ECDH ciphertext. An attacker could possibly use this issue to cause Libgcrypt to crash, resulting in a denial of service. (CVE-2026-41989)

It was discovered that Libgcrypt incorrectly handled Dilithium signing. An attacker could possibly use this issue to cause Libgcrypt to crash, resulting in a denial of service. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-41990)

References

Affected packages

Ubuntu:22.04:LTS / libgcrypt20

Package

Name
libgcrypt20
Purl
pkg:deb/ubuntu/libgcrypt20?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.9.4-3ubuntu3.2

Affected versions

1.*
1.8.7-5ubuntu2
1.9.4-3ubuntu2
1.9.4-3ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.9.4-3ubuntu3.2",
            "binary_name": "libgcrypt20"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2026-41989"
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8319-1.json"

Ubuntu:24.04:LTS / libgcrypt20

Package

Name
libgcrypt20
Purl
pkg:deb/ubuntu/libgcrypt20?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.10.3-2ubuntu0.1

Affected versions

1.*
1.10.2-3ubuntu1
1.10.3-2
1.10.3-2build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.10.3-2ubuntu0.1",
            "binary_name": "libgcrypt20"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2026-41989"
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8319-1.json"

Ubuntu:25.10 / libgcrypt20

Package

Name
libgcrypt20
Purl
pkg:deb/ubuntu/libgcrypt20?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.11.0-7ubuntu0.1

Affected versions

1.*
1.11.0-6ubuntu1
1.11.0-7
1.11.0-7build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.11.0-7ubuntu0.1",
            "binary_name": "libgcrypt-bin"
        },
        {
            "binary_version": "1.11.0-7ubuntu0.1",
            "binary_name": "libgcrypt20"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2026-41989"
        }
    ],
    "ecosystem": "Ubuntu:25.10"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8319-1.json"

Ubuntu:26.04:LTS / libgcrypt20

Package

Name
libgcrypt20
Purl
pkg:deb/ubuntu/libgcrypt20?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.12.0-2ubuntu0.1

Affected versions

1.*
1.11.0-7build1
1.11.2-2
1.11.2-3
1.12.0-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.12.0-2ubuntu0.1",
            "binary_name": "libgcrypt-bin"
        },
        {
            "binary_version": "1.12.0-2ubuntu0.1",
            "binary_name": "libgcrypt20"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map 
{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2026-41989"
        },
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2026-41990"
        }
    ],
    "ecosystem": "Ubuntu:26.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8319-1.json"