CVE-2022-23537

NameCVE-2022-23537
DescriptionPJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Buffer overread is possible when parsing a specially crafted STUN message with unknown attribute. The vulnerability affects applications that uses STUN including PJNATH and PJSUA-LIB. The patch is available as a commit in the master branch (2.13.1).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3335-1, DLA-3549-1, DSA-5358-1
Debian Bugs1032092

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
asterisk (PTS)buster1:16.2.1~dfsg-1+deb10u2vulnerable
buster (security)1:16.28.0~dfsg-0+deb10u3fixed
bullseye (security), bullseye1:16.28.0~dfsg-0+deb11u3fixed
sid1:20.5.0~dfsg+~cs6.13.40431414-1fixed
ring (PTS)buster20190215.1.f152c98~ds1-1+deb10u1vulnerable
buster (security)20190215.1.f152c98~ds1-1+deb10u2fixed
bullseye20210112.2.b757bac~ds1-1vulnerable
bookworm20230206.0~ds2-1.1fixed
sid, trixie20230922.0~ds2-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
asterisksourcebuster1:16.28.0~dfsg-0+deb10u2DLA-3335-1
asterisksourcebullseye1:16.28.0~dfsg-0+deb11u2DSA-5358-1
asterisksource(unstable)1:20.4.0~dfsg+~cs6.13.40431414-11032092
pjprojectsource(unstable)(unfixed)
ringsourcebuster20190215.1.f152c98~ds1-1+deb10u2DLA-3549-1
ringsource(unstable)20230206.0~ds1-1

Notes

https://github.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26w
https://github.com/pjsip/pjproject/commit/d8440f4d711a654b511f50f79c0445b26f9dd1e1

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