UBUNTU-CVE-2026-24882

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Source
https://ubuntu.com/security/CVE-2026-24882
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-24882.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2026-24882
Upstream
Withdrawn
2026-02-10T05:31:25Z
Published
2026-01-27T19:16:00Z
Modified
2026-02-10T10:23:14.724266Z
Severity
  • 8.4 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

In GnuPG before 2.5.17, a stack-based buffer overflow exists in tpm2daemon during handling of the PKDECRYPT command for TPM-backed RSA and ECC keys.

References

Affected packages

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

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
2.4.4-2ubuntu17.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.4.4-2ubuntu17.4",
            "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"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-24882.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

Affected versions

2.*
2.4.4-2ubuntu23
2.4.4-2ubuntu24
2.4.7-17ubuntu3
2.4.8-2ubuntu1
2.4.8-2ubuntu2
2.4.8-2ubuntu2.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.4.8-2ubuntu2.1",
            "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"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-24882.json"