CVE-2014-8415

NameCVE-2014-8415
DescriptionRace condition in the chan_pjsip channel driver in Asterisk Open Source 12.x before 12.7.1 and 13.x before 13.0.1 allows remote attackers to cause a denial of service (assertion failure and crash) via a cancel request for a SIP session with a queued action to (1) answer a session or (2) send ringing.
SourceCVE (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)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
asterisk (PTS)buster1:16.2.1~dfsg-1+deb10u2fixed
buster (security)1:16.28.0~dfsg-0+deb10u1fixed
bullseye1:16.16.1~dfsg-1+deb11u1fixed
bullseye (security)1:16.28.0~dfsg-0+deb11u1fixed
bookworm, sid1:20.0.0~dfsg+~cs6.12.40431414-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
asterisksourcesqueeze(not affected)
asterisksourcewheezy(not affected)
asterisksourcejessie(not affected)
asterisksource(unstable)1:13.1.0~dfsg-1

Notes

[jessie] - asterisk <not-affected> (PJSIP channel not available yet)
[wheezy] - asterisk <not-affected> (PJSIP channel not available yet)
[squeeze] - asterisk <not-affected> (PJSIP channel not available yet)
https://issues.asterisk.org/jira/browse/ASTERISK-24471
http://downloads.digium.com/pub/security/AST-2014-015.html

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