CVE-2017-16875

NameCVE-2017-16875
DescriptionAn issue was discovered in Teluu pjproject (pjlib and pjlib-util) in PJSIP before 2.7.1. The ioqueue component may issue a double key unregistration after an attacker initiates a socket connection with specific settings and sequences. Such double key unregistration will trigger an integer overflow, which may cause ioqueue backends to reject future key registrations.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
pjproject (PTS)jessie (security), jessie2.1.0.0.ast20130823-1+deb8u1vulnerable
stretch2.5.5~dfsg-6vulnerable
buster, sid2.7.1~dfsg-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
pjprojectsource(unstable)2.7.1~dfsg-1medium

Notes

https://trac.pjsip.org/repos/ticket/2055
https://trac.pjsip.org/repos/changeset/5680

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