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CVE-2025-68973

In GnuPG before 2.4.9, armor_filter in g10/armor.c has two increments of an index variable where one is intended, leading to an out-of-bound

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 2.2.51, 2.4.9
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: no
  • Technical impact: total

Summary

In GnuPG before 2.4.9, armor_filter in g10/armor.c has two increments of an index variable where one is intended, leading to an out-of-bounds write for crafted input. (For ExtendedLTS, 2.2.51 and later are fixed versions.)

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • GnuPG GnuPG

    fixed in 2.2.51; From 2.3.0 · fixed in 2.4.9

References 7

gpg.fail

news.ycombinator.com

openwall.com

GitHub · gpg/gnupg

media.ccc.de