CVE-2026-24882

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.

CVSS v3 8.4 HIGH

8.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.5 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://dev.gnupg.org/T8045	Exploit Product
https://www.openwall.com/lists/oss-security/2026/01/27/8	Mailing List Third Party Advisory
https://access.redhat.com/errata/RHSA-2026:2719
https://access.redhat.com/errata/RHSA-2026:2753
https://access.redhat.com/security/cve/CVE-2026-24882
https://bugzilla.redhat.com/show_bug.cgi?id=2433464
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-24882.json

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:gnupg:gnupg:::::-:::*
	cpe:2.3:a:gpg4win:gpg4win::::::::

History

No history.

Information

Published : 2026-01-27 19:16

Updated : 2026-07-15 02:18

NVD link : CVE-2026-24882

Mitre link : CVE-2026-24882

CVE.ORG link : CVE-2026-24882

JSON object : View

Products Affected

gpg4win

gpg4win

gnupg

gnupg

CWE

CWE-121

Stack-based Buffer Overflow

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