| Name | CVE-2022-24786 |
| Description | PJSIP is a free and open source multimedia communication library written in C. PJSIP versions 2.12 and prior do not parse incoming RTCP feedback RPSI (Reference Picture Selection Indication) packet, but any app that directly uses pjmedia_rtcp_fb_parse_rpsi() will be affected. A patch is available in the `master` branch of the `pjsip/pjproject` GitHub repository. There are currently no known workarounds. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1014976 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| asterisk (PTS) | buster | 1:16.2.1~dfsg-1+deb10u2 | vulnerable |
| bullseye (security), bullseye | 1:16.16.1~dfsg-1+deb11u1 | vulnerable |
| bookworm, sid | 1:18.14.0~dfsg+~cs6.12.40431414-1 | fixed |
| ring (PTS) | buster | 20190215.1.f152c98~ds1-1+deb10u1 | vulnerable |
| sid, bullseye | 20210112.2.b757bac~ds1-1 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| asterisk | source | stretch | (not affected) | | | |
| asterisk | source | (unstable) | 1:18.14.0~~rc1~dfsg+~cs6.12.40431414-1 | | | 1014976 |
| pjproject | source | stretch | (not affected) | | | |
| pjproject | source | (unstable) | (unfixed) | | | |
| ring | source | (unstable) | (unfixed) | unimportant | | |
Notes
[stretch] - asterisk <not-affected> (Vulnerable code not present)
[stretch] - pjproject <not-affected> (Vulnerable code not present)
code is present in ring but ring only uses the pjsip code, not pjmedia
https://github.com/pjsip/pjproject/security/advisories/GHSA-vhxv-phmx-g52q
https://github.com/pjsip/pjproject/commit/11559e49e65bdf00922ad5ae28913ec6a198d508