CVE-2025-68973

gnupg-l10n: In GnuPG before 2.4.9, armor_filter in g10/armor.c has two increments of an index variable where one is intended, lea...

CVE-2025-68973 is fixed in 26 products on 1 platform, first by DEBIAN-CVE-2025-68973, released December 28, 2025. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
High
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0015
4th percentile

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.)

Where it's fixed

ProductFixed inFixReleased
Linux
dirmngr · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 dirmngr 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
dirmngr · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 dirmngr 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
dirmngr · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 dirmngr 2.2.27-3ubuntu2.5 Jan 16, 2026
dirmngr · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 dirmngr 2.4.4-2ubuntu17.4 Jan 16, 2026
dirmngr · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 dirmngr 2.4.8-2ubuntu2.1 Jan 16, 2026
gnupg · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gnupg 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gnupg · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gnupg 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gnupg · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gnupg 2.2.27-3ubuntu2.5 Jan 16, 2026
gnupg · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gnupg 2.4.4-2ubuntu17.4 Jan 16, 2026
gnupg · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gnupg 2.4.8-2ubuntu2.1 Jan 16, 2026
gnupg-agent · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gnupg-agent 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gnupg-agent · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gnupg-agent 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gnupg-agent · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gnupg-agent 2.2.27-3ubuntu2.5 Jan 16, 2026
gnupg-agent · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gnupg-agent 2.4.4-2ubuntu17.4 Jan 16, 2026
gnupg-agent · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gnupg-agent 2.4.8-2ubuntu2.1 Jan 16, 2026
gnupg-l10n · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gnupg-l10n 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gnupg-l10n · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gnupg-l10n 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gnupg-l10n · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gnupg-l10n 2.2.27-3ubuntu2.5 Jan 16, 2026
gnupg-l10n · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gnupg-l10n 2.4.4-2ubuntu17.4 Jan 16, 2026
gnupg-l10n · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gnupg-l10n 2.4.8-2ubuntu2.1 Jan 16, 2026
gnupg-utils · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gnupg-utils 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gnupg-utils · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gnupg-utils 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gnupg-utils · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gnupg-utils 2.2.27-3ubuntu2.5 Jan 16, 2026
gnupg-utils · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gnupg-utils 2.4.4-2ubuntu17.4 Jan 16, 2026
gnupg-utils · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gnupg-utils 2.4.8-2ubuntu2.1 Jan 16, 2026
gnupg2 · Debian 11.6 (bullseye) 2.2.27-2+deb11u3 DLA-4437-1 Jan 14, 2026
gnupg2 · Debian 12.15 (bookworm) 2.2.40-1.1+deb12u2 DEBIAN-CVE-2025-68973 Dec 28, 2025
gnupg2 · Debian 13.5 (trixie) 2.4.7-21+deb13u1 DEBIAN-CVE-2025-68973 Dec 28, 2025
gnupg2 · Debian 14 2.4.8-5 DEBIAN-CVE-2025-68973 Dec 28, 2025
gnupg2 · RHEL 10 2.4.5-2.el10_0.1 RHSA-2026:1629 Jan 16, 2026
gnupg2 · RHEL 8 0:2.2.20-4.el8_10 RHSA-2026:0728 Jan 16, 2026
gnupg2 · RHEL 9 0:2.3.3-5.el9_7 RHSA-2026:0719 Jan 16, 2026
gnupg2 · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gnupg2 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gnupg2 · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gnupg2 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gnupg2 · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gnupg2 2.2.27-3ubuntu2.5 Jan 16, 2026
gnupg2 · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gnupg2 2.4.4-2ubuntu17.4 Jan 16, 2026
gnupg2 · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gnupg2 2.4.8-2ubuntu2.1 Jan 16, 2026
gnupg2 · almalinux 10 2.4.5-3.el10_1 ALSA-2026:0697 Jan 15, 2026
gnupg2 · almalinux 8 2.2.20-4.el8_10 ALSA-2026:0728 Jan 15, 2026
gnupg2 · almalinux 9 2.3.3-5.el9_7 ALSA-2026:0719 Jan 15, 2026
gnupg2 · amzn 2023 2.3.7-1.amzn2023.0.6 ALAS2023-2026-1380 Feb 5, 2026
gnupg2 · ol 10 0:2.4.5-3.el10_1 ELSA-2026-0697 Jan 15, 2026
gnupg2 · ol 8 0:2.2.20-4.el8_10 ELSA-2026-0728 Jan 15, 2026
gnupg2 · ol 9 0:2.3.3-5.el9_7 ELSA-2026-0719 Jan 15, 2026
gnupg2 · rocky 10 0:2.4.5-3.el10_1 RLSA-2026:0697 Jan 17, 2026
gnupg2 · rocky 8 0:2.2.20-4.el8_10 RLSA-2026:0728 Jan 17, 2026
gnupg2 · rocky 9 0:2.3.3-5.el9_7 RLSA-2026:0719 Jan 20, 2026
gnupg2-debuginfo · amzn 2023 2.3.7-1.amzn2023.0.6 ALAS2023-2026-1380 Feb 5, 2026
gnupg2-debugsource · amzn 2023 2.3.7-1.amzn2023.0.6 ALAS2023-2026-1380 Feb 5, 2026
gnupg2-minimal · amzn 2023 2.3.7-1.amzn2023.0.6 ALAS2023-2026-1380 Feb 5, 2026
gnupg2-minimal-debuginfo · amzn 2023 2.3.7-1.amzn2023.0.6 ALAS2023-2026-1380 Feb 5, 2026
gnupg2-smime · RHEL 8 0:2.2.20-4.el8_10 RHSA-2026:0728 Jan 16, 2026
gnupg2-smime · RHEL 9 0:2.3.3-5.el9_7 RHSA-2026:0719 Jan 16, 2026
gnupg2-smime · almalinux 10 2.4.5-3.el10_1 ALSA-2026:0697 Jan 15, 2026
gnupg2-smime · almalinux 8 2.2.20-4.el8_10 ALSA-2026:0728 Jan 15, 2026
gnupg2-smime · almalinux 9 2.3.3-5.el9_7 ALSA-2026:0719 Jan 15, 2026
gnupg2-smime · amzn 2023 2.3.7-1.amzn2023.0.6 ALAS2023-2026-1380 Feb 5, 2026
gnupg2-smime · ol 10 0:2.4.5-3.el10_1 ELSA-2026-0697 Jan 15, 2026
gnupg2-smime · ol 8 0:2.2.20-4.el8_10 ELSA-2026-0728 Jan 15, 2026
gnupg2-smime · ol 9 0:2.3.3-5.el9_7 ELSA-2026-0719 Jan 15, 2026
gnupg2-smime-debuginfo · amzn 2023 2.3.7-1.amzn2023.0.6 ALAS2023-2026-1380 Feb 5, 2026
gpg · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gpg 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gpg · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gpg 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gpg · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gpg 2.2.27-3ubuntu2.5 Jan 16, 2026
gpg · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gpg 2.4.4-2ubuntu17.4 Jan 16, 2026
gpg · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gpg 2.4.8-2ubuntu2.1 Jan 16, 2026
gpg-agent · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gpg-agent 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gpg-agent · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gpg-agent 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gpg-agent · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gpg-agent 2.2.27-3ubuntu2.5 Jan 16, 2026
gpg-agent · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gpg-agent 2.4.4-2ubuntu17.4 Jan 16, 2026
gpg-agent · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gpg-agent 2.4.8-2ubuntu2.1 Jan 16, 2026
gpg-wks-client · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gpg-wks-client 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gpg-wks-client · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gpg-wks-client 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gpg-wks-client · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gpg-wks-client 2.2.27-3ubuntu2.5 Jan 16, 2026
gpg-wks-client · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gpg-wks-client 2.4.4-2ubuntu17.4 Jan 16, 2026
gpg-wks-client · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gpg-wks-client 2.4.8-2ubuntu2.1 Jan 16, 2026
gpg-wks-server · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gpg-wks-server 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gpg-wks-server · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gpg-wks-server 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gpg-wks-server · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gpg-wks-server 2.2.27-3ubuntu2.5 Jan 16, 2026
gpg-wks-server · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gpg-wks-server 2.4.4-2ubuntu17.4 Jan 16, 2026
gpg-wks-server · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gpg-wks-server 2.4.8-2ubuntu2.1 Jan 16, 2026
gpg2 · opensuse-leap 15.6 2.4.4-150600.3.12.1 SUSE-SU-2026:0215-1 Jan 22, 2026
gpg2 · opensuse-leap 16.0 2.5.5-160000.3.1 OPENSUSE-SU-2026:20029-1 Jan 14, 2026
gpg2 · sles 15.6 2.4.4-150600.3.12.1 SUSE-SU-2026:0215-1 Jan 22, 2026
gpg2 · sles 15.7 2.4.4-150600.3.12.1 SUSE-SU-2026:0215-1 Jan 22, 2026
gpg2 · sles 16.0 2.5.5-160000.3.1 SUSE-SU-2026:20080-1 Jan 14, 2026
gpgconf · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gpgconf 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gpgconf · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gpgconf 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gpgconf · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gpgconf 2.2.27-3ubuntu2.5 Jan 16, 2026
gpgconf · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gpgconf 2.4.4-2ubuntu17.4 Jan 16, 2026
gpgconf · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gpgconf 2.4.8-2ubuntu2.1 Jan 16, 2026
gpgsm · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gpgsm 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gpgsm · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gpgsm 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gpgsm · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gpgsm 2.2.27-3ubuntu2.5 Jan 16, 2026
gpgsm · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gpgsm 2.4.4-2ubuntu17.4 Jan 16, 2026
gpgsm · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gpgsm 2.4.8-2ubuntu2.1 Jan 16, 2026
gpgv · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gpgv 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gpgv · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gpgv 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gpgv · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gpgv 2.2.27-3ubuntu2.5 Jan 16, 2026
gpgv · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gpgv 2.4.4-2ubuntu17.4 Jan 16, 2026
gpgv · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gpgv 2.4.8-2ubuntu2.1 Jan 16, 2026
gpgv-static · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gpgv-static 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gpgv-static · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gpgv-static 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gpgv-static · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gpgv-static 2.2.27-3ubuntu2.5 Jan 16, 2026
gpgv-static · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gpgv-static 2.4.4-2ubuntu17.4 Jan 16, 2026
gpgv-static · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 gpgv-static 2.4.8-2ubuntu2.1 Jan 16, 2026
gpgv-win32 · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gpgv-win32 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gpgv-win32 · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gpgv-win32 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gpgv-win32 · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gpgv-win32 2.2.27-3ubuntu2.5 Jan 16, 2026
gpgv-win32 · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 gpgv-win32 2.4.4-2ubuntu17.4 Jan 16, 2026
gpgv2 · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 gpgv2 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
gpgv2 · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 gpgv2 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
gpgv2 · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 gpgv2 2.2.27-3ubuntu2.5 Jan 16, 2026
keyboxd · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 keyboxd 2.4.4-2ubuntu17.4 Jan 16, 2026
scdaemon · Ubuntu 18.04.6 LTS (bionic) 2.2.4-1ubuntu1.6+esm2 scdaemon 2.2.4-1ubuntu1.6+esm2 Jan 16, 2026
scdaemon · Ubuntu 20.04 LTS (focal) 2.2.19-3ubuntu2.5+esm1 scdaemon 2.2.19-3ubuntu2.5+esm1 Jan 16, 2026
scdaemon · Ubuntu 22.04.1 LTS (jammy) 2.2.27-3ubuntu2.5 scdaemon 2.2.27-3ubuntu2.5 Jan 16, 2026
scdaemon · Ubuntu 24.04.5 LTS (noble) 2.4.4-2ubuntu17.4 scdaemon 2.4.4-2ubuntu17.4 Jan 16, 2026
scdaemon · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 scdaemon 2.4.8-2ubuntu2.1 Jan 16, 2026
tpm2daemon · Ubuntu 25.10 (questing) 2.4.8-2ubuntu2.1 tpm2daemon 2.4.8-2ubuntu2.1 Jan 16, 2026

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