CVE-2011-1147

NameCVE-2011-1147
DescriptionMultiple stack-based and heap-based buffer overflows in the (1) decode_open_type and (2) udptl_rx_packet functions in main/udptl.c in Asterisk Open Source 1.4.x before 1.4.39.2, 1.6.1.x before 1.6.1.22, 1.6.2.x before 1.6.2.16.2, and 1.8 before 1.8.2.4; Business Edition C.x.x before C.3.6.3; AsteriskNOW 1.5; and s800i (Asterisk Appliance), when T.38 support is enabled, allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted UDPTL packet.
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)
ReferencesDSA-2225-1
NVD severitymedium
Debian Bugs614580

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
asterisk (PTS)stretch1:13.14.1~dfsg-2+deb9u4fixed
stretch (security)1:13.14.1~dfsg-2+deb9u5fixed
buster1:16.2.1~dfsg-1+deb10u2fixed
bullseye1:16.16.1~dfsg-1fixed
bookworm, sid1:16.16.1~dfsg-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
asterisksourcelenny1:1.4.21.2~dfsg-3+lenny2.1DSA-2225-1
asterisksourcesqueeze1:1.6.2.9-2+squeeze2DSA-2225-1
asterisksource(unstable)1:1.8.3.3-1614580

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