Resource management error in Pidgin - CVE-2013-6479
Published: February 6, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU42066
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2013-6479
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
util.c in libpurple in Pidgin before 2.10.8 does not properly allocate memory for HTTP responses that are inconsistent with the Content-Length header, which allows remote HTTP servers to cause a denial of service (application crash) via a crafted response.
Affected software
Pidgin
Gentoo Linux
Slackware Linux
Gentoo Linux
Slackware Linux
How to mitigate CVE-2013-6479
Install update from vendor's website.
External References
- http://hg.pidgin.im/pidgin/main/rev/cd529e1158d3
- http://lists.opensuse.org/opensuse-updates/2014-02/msg00039.html
- http://lists.opensuse.org/opensuse-updates/2014-03/msg00005.html
- http://pidgin.im/news/security/?id=73
- http://www.debian.org/security/2014/dsa-2859
- http://www.ubuntu.com/usn/USN-2100-1
- https://rhn.redhat.com/errata/RHSA-2014-0139.html