CVE-2009-2651

NameCVE-2009-2651
Descriptionmain/rtp.c in Asterisk Open Source 1.6.1 before 1.6.1.2 allows remote attackers to cause a denial of service (crash) via an RTP text frame without a certain delimiter, which triggers a NULL pointer dereference and the subsequent calculation of an invalid pointer.
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)
Debian Bugs539473

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
asterisksourceetch(not affected)
asterisksourcelenny(not affected)
asterisksourcesqueeze(not affected)
asterisksource(unstable)1:1.6.2.0~dfsg~rc1-1low539473

Notes

[etch] - asterisk <not-affected> (Vulnerable code not present)
[lenny] - asterisk <not-affected> (Vulnerable code not present)
[squeeze] - asterisk <not-affected> (Vulnerable code not present)
AST-2009-004

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