Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 33.7%
CVSS Severity
CVSS v3 Score 8.4
References
- https://dev.gnupg.org/T8045
- https://www.openwall.com/lists/oss-security/2026/01/27/8
- 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
Products affected by CVE-2026-24882
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cpe:2.3:a:gnupg:gnupg:2.5.13
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cpe:2.3:a:gnupg:gnupg:2.5.14
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cpe:2.3:a:gnupg:gnupg:2.5.15
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cpe:2.3:a:gnupg:gnupg:2.5.16
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cpe:2.3:a:gpg4win:gpg4win:*