CVE-2026-41416

Name	CVE-2026-41416
Description	PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, there is an integer overflow in media stream buffer size calculation when processing SDP with asymmetric ptime configuration. The overflow may result in an undersized buffer allocation, which can lead to unexpected application termination or memory corruption This vulnerability is fixed in 2.17.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
asterisk (PTS)	bullseye	1:16.28.0~dfsg-0+deb11u4	vulnerable
	bullseye (security)	1:16.28.0~dfsg-0+deb11u9	vulnerable
	sid	1:22.9.0+dfsg+~cs6.16.60671434-1	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
asterisk	source	(unstable)	(unfixed)
pjproject	source	(unstable)	(unfixed)

Notes

https://github.com/pjsip/pjproject/security/advisories/GHSA-f33g-8hjq-62xr
https://github.com/pjsip/pjproject/commit/66fe416c96e957417621b7be16e9e587d159f9bb (2.17)