CVE-2025-30258

State: Published
Severity: 2.7 Low
Published: Mar 19, 2025
Updated: Mar 19, 2025
Reserved: Mar 19, 2025

Description

In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a "verification DoS."

Scores

CVSS	Score	Vector	Source
3.1	2.7 Low	CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L	mitre

Weaknesses

CWE-754 Improper Check for Unusual or Exceptional Conditions

Affected Products

Product	Versions
GnuPGGnuPG	before 2.5.5Affected

References

https://lists.gnupg.org/pipermail/gnupg-announce/2025q1/000491.html
https://dev.gnupg.org/T7527
https://dev.gnupg.org/rG48978ccb4e20866472ef18436a32744350a65158

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