[SECURITY] [DLA 3091-1] sofia-sip security update
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Debian LTS Advisory DLA-3091-1 debian-lts@lists.debian.org
https://www.debian.org/lts/security/ Abhijith PA
September 02, 2022 https://wiki.debian.org/LTS
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Package : sofia-sip
Version : 1.12.11+20110422.1-2.1+deb10u1
CVE ID : CVE-2022-31001 CVE-2022-31002 CVE-2022-31003
The following vulnerabilities have been discovered in the sofia-sip, a
SIP user-agent library.
CVE-2022-31001
An attacker can send a message with evil sdp to FreeSWITCH, which
will make `n` bigger and trigger out-of-bound access and may cause
crash
CVE-2022-31002
An attacker can send a message with evil sdp to FreeSWITCH, which
may cause crash.This type of crash is caused by url ending with %,
the craft message looks like this.
CVE-2022-31003
When parsing each line of a sdp message, `rest = record + 2` will
access the memory behind `\0` and cause an out-of-bounds write.
An attacker can send a message with evil sdp to FreeSWITCH,
causing a crash or more serious consequence, such as remote code
execution.
For Debian 10 buster, these problems have been fixed in version
1.12.11+20110422.1-2.1+deb10u1.
We recommend that you upgrade your sofia-sip packages.
For the detailed security status of sofia-sip please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/sofia-sip
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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