CVE-2013-6479

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-02-06 · updated 2026-06-17
Weakness: CWE-399

Description

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 products

Pidgin: through 2.10.7; 2.0.0, 2.0.1, 2.0.2, 2.1.0, 2.1.1, 2.2.0 (+46)

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
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

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