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.

Project Subscriptions

Vendors Products
Gpg4win Subscribe
Gpg4win Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 06 Feb 2026 18:00:00 +0000

Type Values Removed Values Added
First Time appeared Gpg4win
Gpg4win gpg4win
CPEs cpe:2.3:a:gnupg:gnupg:*:*:*:*:-:*:*:*
cpe:2.3:a:gpg4win:gpg4win:*:*:*:*:*:*:*:*
Vendors & Products Gpg4win
Gpg4win gpg4win

Wed, 28 Jan 2026 16:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:gnupg:gnupg:*:*:*:*:*:*:*:*

Wed, 28 Jan 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Gnupg
Gnupg gnupg
Vendors & Products Gnupg
Gnupg gnupg

Wed, 28 Jan 2026 12:15:00 +0000

Type Values Removed Values Added
Title GnuPG: GnuPG: Stack-based buffer overflow in tpm2daemon allows arbitrary code execution
References
Metrics threat_severity

None

threat_severity

Important


Tue, 27 Jan 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 27 Jan 2026 19:00:00 +0000

Type Values Removed Values Added
Description 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.
Weaknesses CWE-121
References
Metrics cvssV3_1

{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-01-28T15:45:56.231Z

Reserved: 2026-01-27T18:40:17.903Z

Link: CVE-2026-24882

cve-icon Vulnrichment

Updated: 2026-01-27T20:07:30.587Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-27T19:16:16.670

Modified: 2026-02-06T17:50:53.153

Link: CVE-2026-24882

cve-icon Redhat

Severity : Important

Publid Date: 2026-01-27T18:40:18Z

Links: CVE-2026-24882 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-01-28T12:22:03Z

Weaknesses