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CVE-2025-68973

CVE-2025-68973

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.)

CVSS 7.8 · High · EPSS 0.2% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • gnupg

    Versions
    • ≥ 0, < 2.2.51: Affected (semver)
    • ≥ 2.3.0, < 2.4.9: Affected (semver)

    Update to 2.2.51; Update to 2.4.9

  • gnupg2 Debian:12

    Versions
    • 2.2.40-1.1
    • 2.2.40-1.1+deb12u1
    Affected ranges
    • ECOSYSTEM: < 2.2.40-1.1+deb12u2

    Update to 2.2.40-1.1+deb12u2

  • gnupg2 Debian:13

    Versions
    • 2.4.7-21
    Affected ranges
    • ECOSYSTEM: < 2.4.7-21+deb13u1

    Update to 2.4.7-21+deb13u1

  • gnupg2 Debian:14

    Versions
    • 2.4.7-21
    • 2.4.8-1
    • 2.4.8-2
    • 2.4.8-3
    • 2.4.8-4
    Affected ranges
    • ECOSYSTEM: < 2.4.8-5

    Update to 2.4.8-5

  • gnupg Ubuntu:Pro:14.04:LTS

    Versions
    • 1.4.14-1ubuntu2
    • 1.4.15-1.1ubuntu1
    • 1.4.15-1.1ubuntu2
    • 1.4.15-2ubuntu1
    • 1.4.16-1ubuntu1
    • 1.4.16-1ubuntu2
    • 1.4.16-1ubuntu2.1
    • 1.4.16-1ubuntu2.3
    • 1.4.16-1ubuntu2.4
    • 1.4.16-1ubuntu2.5
    • 1.4.16-1ubuntu2.6
    • 1.4.16-1ubuntu2.6+esm1
    Affected ranges
    • ECOSYSTEM: < 1.4.16-1ubuntu2.6+esm2

    Update to 1.4.16-1ubuntu2.6+esm2

  • gnupg Ubuntu:Pro:16.04:LTS

    Versions
    • 1.4.18-7ubuntu1
    • 1.4.19-6ubuntu1
    • 1.4.20-1ubuntu1
    • 1.4.20-1ubuntu2
    • 1.4.20-1ubuntu3
    • 1.4.20-1ubuntu3.1
    • 1.4.20-1ubuntu3.2
    • 1.4.20-1ubuntu3.3
    • 1.4.20-1ubuntu3.3+esm2
    Affected ranges
    • ECOSYSTEM: < 1.4.20-1ubuntu3.3+esm3

    Update to 1.4.20-1ubuntu3.3+esm3

  • gnupg2 Ubuntu:Pro:16.04:LTS

    Versions
    • 2.0.28-3ubuntu1
    • 2.0.28-3ubuntu2
    • 2.1.11-6ubuntu1
    • 2.1.11-6ubuntu2
    • 2.1.11-6ubuntu2.1
    • 2.1.11-6ubuntu2.1+esm1
    • 2.1.11-6ubuntu2.1+esm2
    Affected ranges
    • ECOSYSTEM: < 2.1.11-6ubuntu2.1+esm3

    Update to 2.1.11-6ubuntu2.1+esm3

  • gnupg2 Ubuntu:Pro:18.04:LTS

    Versions
    • 2.1.15-1ubuntu8
    • 2.2.4-1ubuntu1
    • 2.2.4-1ubuntu1.1
    • 2.2.4-1ubuntu1.2
    • 2.2.4-1ubuntu1.3
    • 2.2.4-1ubuntu1.4
    • 2.2.4-1ubuntu1.5
    • 2.2.4-1ubuntu1.6
    • 2.2.4-1ubuntu1.6+esm1
    Affected ranges
    • ECOSYSTEM: < 2.2.4-1ubuntu1.6+esm2

    Update to 2.2.4-1ubuntu1.6+esm2

  • gnupg2 Ubuntu:Pro:20.04:LTS

    Versions
    • 2.2.12-1ubuntu3
    • 2.2.17-3ubuntu1
    • 2.2.19-3ubuntu2
    • 2.2.19-3ubuntu2.1
    • 2.2.19-3ubuntu2.2
    • 2.2.19-3ubuntu2.4
    • 2.2.19-3ubuntu2.5
    Affected ranges
    • ECOSYSTEM: < 2.2.19-3ubuntu2.5+esm1

    Update to 2.2.19-3ubuntu2.5+esm1

  • gnupg2 Ubuntu:22.04:LTS

    Versions
    • 2.2.20-1ubuntu4
    • 2.2.27-2ubuntu1
    • 2.2.27-3ubuntu1
    • 2.2.27-3ubuntu2
    • 2.2.27-3ubuntu2.1
    • 2.2.27-3ubuntu2.3
    • 2.2.27-3ubuntu2.4
    Affected ranges
    • ECOSYSTEM: < 2.2.27-3ubuntu2.5

    Update to 2.2.27-3ubuntu2.5

  • gnupg2 Ubuntu:24.04:LTS

    Versions
    • 2.2.40-1.1ubuntu1
    • 2.4.4-2ubuntu7
    • 2.4.4-2ubuntu15
    • 2.4.4-2ubuntu16
    • 2.4.4-2ubuntu17
    • 2.4.4-2ubuntu17.2
    • 2.4.4-2ubuntu17.3
    Affected ranges
    • ECOSYSTEM: < 2.4.4-2ubuntu17.4

    Update to 2.4.4-2ubuntu17.4

  • gnupg2 Ubuntu:25.10

    Versions
    • 2.4.4-2ubuntu23
    • 2.4.4-2ubuntu24
    • 2.4.7-17ubuntu3
    • 2.4.8-2ubuntu1
    • 2.4.8-2ubuntu2
    Affected ranges
    • ECOSYSTEM: < 2.4.8-2ubuntu2.1

    Update to 2.4.8-2ubuntu2.1

Original sources

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