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CVE-2026-24882

Good to know:

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Date: January 27, 2026

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.

Severity Score

Related Resources (4)

https://www.openwall.com/lists/oss-security/2026/01/27/8
https://nvd.nist.gov/vuln/detail/CVE-2026-24882
https://dev.gnupg.org/T8045
https://www.mend.io/vulnerability-database/CVE-2026-24882

Severity Score

Weakness Type (CWE)

Stack-based Buffer Overflow

CWE-121

Top Fix

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Upgrade to version https://github.com/gpg/gnupg.git - gnupg-2.5.17

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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