Public Date:
CWE-190 -> CWE-122
1057484: CVE-2013-6485 pidgin: Heap-based buffer overflow when parsing chunked HTTP responses

The MITRE CVE dictionary describes this issue as:

Buffer overflow in util.c in libpurple in Pidgin before 2.10.8 allows remote HTTP servers to cause a denial of service (application crash) or possibly have unspecified other impact via an invalid chunk-size field in chunked transfer-coding data.

Find out more about CVE-2013-6485 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 5.1
Base Metrics AV:N/AC:H/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux Desktop Workstation version 5 (pidgin) RHSA-2014:0139 2014-02-05
Red Hat Enterprise Linux version 6 (pidgin) RHSA-2014:0139 2014-02-05

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 pidgin Not affected


Red Hat would like to thank the Pidgin project for reporting this issue. Upstream acknowledges Matt Jones of Volvent as the original reporter of this issue.

External References