CVE-2022-39269critical
Description
PJSIP is a free and open source multimedia communication library written in C. When processing certain packets, PJSIP may incorrectly switch from using SRTP media transport to using basic RTP upon SRTP restart, causing the media to be sent insecurely. The vulnerability impacts all PJSIP users that use SRTP. The patch is available as commit d2acb9a in the master branch of the project and will be included in version 2.13. Users are advised to manually patch or to upgrade. There are no known workarounds for this vulnerability.
References
https://github.com/pjsip/pjproject/commit/d2acb9af4e27b5ba75d658690406cec9c274c5cc
https://github.com/pjsip/pjproject/security/advisories/GHSA-wx5m-cj97-4wwg
https://security.gentoo.org/glsa/202210-37
https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html