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.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2013-6479 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 4.3 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:N/I:N/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 6 (pidgin) | RHSA-2014:0139 | 2014-02-05 |
| Red Hat Enterprise Linux 5 (pidgin) | RHSA-2014:0139 | 2014-02-05 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | pidgin | Not affected |
Vulmon