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Vulnerabilities / CVE-2023-46850

critical

CVE-2023-46850

Use after free in OpenVPN version 2.6.0 to 2.6.6 may lead to undefined ...

Published Modified CWE 416
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Ubuntu (medium).

Description

Use after free in OpenVPN version 2.6.0 to 2.6.6 may lead to undefined behavoir, leaking memory buffers or remote execution when sending network buffers to a remote peer.

Affected packages and fixed versions

SourcePackageFixed in
alpine 3.18openvpn2.6.7-r0
alpine 3.19openvpn2.6.7-r0
alpine 3.20openvpn2.6.7-r0
alpine 3.21openvpn2.6.7-r0
alpine 3.22openvpn2.6.7-r0
alpine 3.23openvpn2.6.7-r0
alpine 3.24openvpn2.6.7-r0
alpine edgeopenvpn2.6.7-r0
debian 12openvpn2.6.3-1+deb12u2
debian 13openvpn2.6.7-1
debian 14openvpn2.6.7-1
echoopenvpn2.6.3-1+deb12u2
Show all 17 entries from 17 sources
SourcePackageFixed in
alpine 3.18openvpn2.6.7-r0
alpine 3.19openvpn2.6.7-r0
alpine 3.20openvpn2.6.7-r0
alpine 3.21openvpn2.6.7-r0
alpine 3.22openvpn2.6.7-r0
alpine 3.23openvpn2.6.7-r0
alpine 3.24openvpn2.6.7-r0
alpine edgeopenvpn2.6.7-r0
debian 12openvpn2.6.3-1+deb12u2
debian 13openvpn2.6.7-1
debian 14openvpn2.6.7-1
echoopenvpn2.6.3-1+deb12u2
rapidfort ubuntu 20.04openvpn0:2.6.12-0ubuntu0.24.04.3~bpo22.04.1
rapidfort ubuntu 22.04openvpn0:2.6.12-0ubuntu0.24.04.3~bpo22.04.1
rapidfort ubuntu 24.04openvpn0:2.6.12-0ubuntu0.24.04.3~bpo22.04.1
ubuntu 23.04openvpn2.6.1-1ubuntu1.1
ubuntu 23.10openvpn2.6.5-0ubuntu1.1

References

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.