UBUNTU-CVE-2025-68973

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Source
https://ubuntu.com/security/CVE-2025-68973
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-68973.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-68973
Upstream
Downstream
Related
Published
2025-12-28T17:16:00Z
Modified
2026-01-14T03:16:56.206118Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N CVSS Calculator
  • 7.0 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - high
Summary
[none]
Details

In GnuPG before 2.4.9, armor_filter in g10/armor.c has two increments of an index variable where one is intended, leading to an out-of-bounds write for crafted input. (For ExtendedLTS, 2.2.51 and later are fixed versions.)

References

Affected packages

Ubuntu:22.04:LTS

gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.2.27-3ubuntu2.5?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.27-3ubuntu2.5

Affected versions

2.*

2.2.20-1ubuntu4
2.2.27-2ubuntu1
2.2.27-3ubuntu1
2.2.27-3ubuntu2
2.2.27-3ubuntu2.1
2.2.27-3ubuntu2.3
2.2.27-3ubuntu2.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dirmngr",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gnupg",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gnupg-agent",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gnupg-l10n",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gnupg-utils",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gnupg2",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gpg",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gpg-agent",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gpg-wks-client",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gpg-wks-server",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gpgconf",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gpgsm",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gpgv",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gpgv-static",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gpgv-win32",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "gpgv2",
            "binary_version": "2.2.27-3ubuntu2.5"
        },
        {
            "binary_name": "scdaemon",
            "binary_version": "2.2.27-3ubuntu2.5"
        }
    ],
    "availability": "No subscription required",
    "priority_reason": "OOB write"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-68973.json"

Ubuntu:24.04:LTS

gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.4.4-2ubuntu17.4?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.4-2ubuntu17.4

Affected versions

2.*

2.2.40-1.1ubuntu1
2.4.4-2ubuntu7
2.4.4-2ubuntu15
2.4.4-2ubuntu16
2.4.4-2ubuntu17
2.4.4-2ubuntu17.2
2.4.4-2ubuntu17.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dirmngr",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gnupg",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gnupg-agent",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gnupg-l10n",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gnupg-utils",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gnupg2",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gpg",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gpg-agent",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gpg-wks-client",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gpg-wks-server",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gpgconf",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gpgsm",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gpgv",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gpgv-static",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "gpgv-win32",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "keyboxd",
            "binary_version": "2.4.4-2ubuntu17.4"
        },
        {
            "binary_name": "scdaemon",
            "binary_version": "2.4.4-2ubuntu17.4"
        }
    ],
    "availability": "No subscription required",
    "priority_reason": "OOB write"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-68973.json"

Ubuntu:25.04

gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.4.4-2ubuntu23.2?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.4-2ubuntu23.2

Affected versions

2.*

2.4.4-2ubuntu18
2.4.4-2ubuntu20
2.4.4-2ubuntu21
2.4.4-2ubuntu22
2.4.4-2ubuntu23
2.4.4-2ubuntu23.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dirmngr",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gnupg",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gnupg-agent",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gnupg-l10n",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gnupg-utils",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gnupg2",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gpg",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gpg-agent",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gpg-wks-client",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gpg-wks-server",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gpgconf",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gpgsm",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gpgv",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "gpgv-static",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "keyboxd",
            "binary_version": "2.4.4-2ubuntu23.2"
        },
        {
            "binary_name": "scdaemon",
            "binary_version": "2.4.4-2ubuntu23.2"
        }
    ],
    "availability": "No subscription required",
    "priority_reason": "OOB write"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-68973.json"

Ubuntu:25.10

gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.4.8-2ubuntu2.1?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.8-2ubuntu2.1

Affected versions

2.*

2.4.4-2ubuntu23
2.4.4-2ubuntu24
2.4.7-17ubuntu3
2.4.8-2ubuntu1
2.4.8-2ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dirmngr",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gnupg",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gnupg-agent",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gnupg-l10n",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gnupg-utils",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gnupg2",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gpg",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gpg-agent",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gpg-wks-client",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gpg-wks-server",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gpgconf",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gpgsm",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gpgv",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "gpgv-static",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "scdaemon",
            "binary_version": "2.4.8-2ubuntu2.1"
        },
        {
            "binary_name": "tpm2daemon",
            "binary_version": "2.4.8-2ubuntu2.1"
        }
    ],
    "availability": "No subscription required",
    "priority_reason": "OOB write"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-68973.json"

Ubuntu:Pro:14.04:LTS

gnupg

Package

Name
gnupg
Purl
pkg:deb/ubuntu/gnupg@1.4.16-1ubuntu2.6+esm2?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.16-1ubuntu2.6+esm2

Affected versions

1.*

1.4.14-1ubuntu2
1.4.15-1.1ubuntu1
1.4.15-1.1ubuntu2
1.4.15-2ubuntu1
1.4.16-1ubuntu1
1.4.16-1ubuntu2
1.4.16-1ubuntu2.1
1.4.16-1ubuntu2.3
1.4.16-1ubuntu2.4
1.4.16-1ubuntu2.5
1.4.16-1ubuntu2.6
1.4.16-1ubuntu2.6+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gnupg",
            "binary_version": "1.4.16-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "gnupg-curl",
            "binary_version": "1.4.16-1ubuntu2.6+esm2"
        },
        {
            "binary_name": "gpgv",
            "binary_version": "1.4.16-1ubuntu2.6+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
    "priority_reason": "OOB write"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-68973.json"

Ubuntu:Pro:16.04:LTS

gnupg

Package

Name
gnupg
Purl
pkg:deb/ubuntu/gnupg@1.4.20-1ubuntu3.3+esm3?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.4.20-1ubuntu3.3+esm3

Affected versions

1.*

1.4.18-7ubuntu1
1.4.19-6ubuntu1
1.4.20-1ubuntu1
1.4.20-1ubuntu2
1.4.20-1ubuntu3
1.4.20-1ubuntu3.1
1.4.20-1ubuntu3.2
1.4.20-1ubuntu3.3
1.4.20-1ubuntu3.3+esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gnupg",
            "binary_version": "1.4.20-1ubuntu3.3+esm3"
        },
        {
            "binary_name": "gnupg-curl",
            "binary_version": "1.4.20-1ubuntu3.3+esm3"
        },
        {
            "binary_name": "gpgv",
            "binary_version": "1.4.20-1ubuntu3.3+esm3"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "priority_reason": "OOB write"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-68973.json"

gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.1.11-6ubuntu2.1+esm3?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.11-6ubuntu2.1+esm3

Affected versions

2.*

2.0.28-3ubuntu1
2.0.28-3ubuntu2
2.1.11-6ubuntu1
2.1.11-6ubuntu2
2.1.11-6ubuntu2.1
2.1.11-6ubuntu2.1+esm1
2.1.11-6ubuntu2.1+esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dirmngr",
            "binary_version": "2.1.11-6ubuntu2.1+esm3"
        },
        {
            "binary_name": "gnupg-agent",
            "binary_version": "2.1.11-6ubuntu2.1+esm3"
        },
        {
            "binary_name": "gnupg2",
            "binary_version": "2.1.11-6ubuntu2.1+esm3"
        },
        {
            "binary_name": "gpgsm",
            "binary_version": "2.1.11-6ubuntu2.1+esm3"
        },
        {
            "binary_name": "gpgv2",
            "binary_version": "2.1.11-6ubuntu2.1+esm3"
        },
        {
            "binary_name": "scdaemon",
            "binary_version": "2.1.11-6ubuntu2.1+esm3"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "priority_reason": "OOB write"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-68973.json"

Ubuntu:Pro:18.04:LTS

gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.2.4-1ubuntu1.6+esm2?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.4-1ubuntu1.6+esm2

Affected versions

2.*

2.1.15-1ubuntu8
2.2.4-1ubuntu1
2.2.4-1ubuntu1.1
2.2.4-1ubuntu1.2
2.2.4-1ubuntu1.3
2.2.4-1ubuntu1.4
2.2.4-1ubuntu1.5
2.2.4-1ubuntu1.6
2.2.4-1ubuntu1.6+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dirmngr",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gnupg",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gnupg-agent",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gnupg-l10n",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gnupg-utils",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gnupg2",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gpg",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gpg-agent",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gpg-wks-client",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gpg-wks-server",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gpgconf",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gpgsm",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gpgv",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gpgv-static",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gpgv-win32",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "gpgv2",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        },
        {
            "binary_name": "scdaemon",
            "binary_version": "2.2.4-1ubuntu1.6+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "priority_reason": "OOB write"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-68973.json"

Ubuntu:Pro:20.04:LTS

gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.2.19-3ubuntu2.5+esm1?arch=source&distro=esm-infra/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.19-3ubuntu2.5+esm1

Affected versions

2.*

2.2.12-1ubuntu3
2.2.17-3ubuntu1
2.2.19-3ubuntu2
2.2.19-3ubuntu2.1
2.2.19-3ubuntu2.2
2.2.19-3ubuntu2.4
2.2.19-3ubuntu2.5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dirmngr",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gnupg",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gnupg-agent",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gnupg-l10n",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gnupg-utils",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gnupg2",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gpg",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gpg-agent",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gpg-wks-client",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gpg-wks-server",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gpgconf",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gpgsm",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gpgv",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gpgv-static",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gpgv-win32",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "gpgv2",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        },
        {
            "binary_name": "scdaemon",
            "binary_version": "2.2.19-3ubuntu2.5+esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "priority_reason": "OOB write"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-68973.json"