CVE-2026-13122

openvpn: This update for openvpn fixes the following issues: - CVE-2026-13122: denial of service via a malformed authenticati...

CVE-2026-13122 is fixed in 5 products on 1 platform, first by DEBIAN-CVE-2026-13122, released July 4, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0046
39th percentile

This update for openvpn fixes the following issues: - CVE-2026-13122: denial of service via a malformed authentication token that triggers a reachable assertion when external-auth is enabled (bsc#1270413). - CVE-2026-13698: denial of service via memory leak triggered by remote attackers with a valid tls-crypt-v2 client key (bsc#1270414).

Where it's fixed

ProductFixed inFixReleased
Linux
openvpn · Debian 12.15 (bookworm) 2.6.14-0+deb12u2 DEBIAN-CVE-2026-13122 Jul 4, 2026
openvpn · Debian 13.5 (trixie) 2.6.14-1+deb13u3 DEBIAN-CVE-2026-13122 Jul 4, 2026
openvpn · Debian 14 2.7.5-1 DEBIAN-CVE-2026-13122 Jul 4, 2026
openvpn · Ubuntu 24.04.5 LTS (noble) 2.6.19-0ubuntu0.24.04.3 openvpn 2.6.19-0ubuntu0.24.04.3 Jul 18, 2026
openvpn · Ubuntu 26.04.1 LTS (resolute) 2.7.0-1ubuntu1.2 openvpn 2.7.0-1ubuntu1.2 Jul 6, 2026
openvpn · amzn 2023 2.6.12-1.amzn2023.0.5 ALAS2023-2026-1990 Jul 20, 2026
openvpn · opensuse-leap 16.0 2.6.10-160000.4.1 OPENSUSE-SU-2026:21488-1 Jul 30, 2026
openvpn · sles 15.6 2.6.10-150600.3.23.1 SUSE-SU-2026:3407-1 Jul 29, 2026
openvpn · sles 15.7 2.6.10-150600.3.23.1 SUSE-SU-2026:3407-1 Jul 29, 2026
openvpn-dco · sles 15.6 2.6.10-150600.3.23.1 SUSE-SU-2026:3407-1 Jul 29, 2026
openvpn-dco · sles 15.7 2.6.10-150600.3.23.1 SUSE-SU-2026:3407-1 Jul 29, 2026
openvpn-debuginfo · amzn 2023 2.6.12-1.amzn2023.0.5 ALAS2023-2026-1990 Jul 20, 2026
openvpn-debugsource · amzn 2023 2.6.12-1.amzn2023.0.5 ALAS2023-2026-1990 Jul 20, 2026
openvpn-devel · amzn 2023 2.6.12-1.amzn2023.0.5 ALAS2023-2026-1990 Jul 20, 2026

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