Description
Integer overflow in libpurple/protocols/gg/lib/http.c in the Gadu-Gadu (gg) parser in Pidgin before 2.10.8 allows remote attackers to have an unspecified impact via a large Content-Length value, which triggers a buffer overflow.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libgadu | 1:1.11.3-1 | — |
| Debian 14 | pidgin | 2.10.8-1 | — |
| Debian 13 | libgadu | 1:1.11.3-1 | — |
| Debian 13 | pidgin | 2.10.8-1 | — |
| Debian 12 | libgadu | 1:1.11.3-1 | — |
| Debian 12 | pidgin | 2.10.8-1 | — |
| Debian 7 | libgadu | 1:1.11.2-1+deb7u1 | DSA-2852-1 |
| Debian 7 | pidgin | 2.10.9-1~deb7u1 | DSA-2859-1 |
| Debian 6.0 | libgadu | 1:1.9.0-2+squeeze2 | DSA-2852-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | finch +9 | 2.7.9-27.el6 | RHSA-2014:0139 |
| RHEL 5 | finch +8 | 2.6.6-32.el5 | RHSA-2014:0139 |
Advisories 3
- RHSA-2014:0139 Red Hat Security Advisory: pidgin security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- DSA-2859-1 pidgin - several Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-2852-1 libgadu - heap-based buffer overflow Debian Security (DSA / DLA) · Mar 9, 2026
References
- openSUSE-SU-2014:0326 vendor-advisory
- http://advisories.mageia.org/MGASA-2014-0074.html
- GLSA-201508-02 vendor-advisory
- RHSA-2014:0139 vendor-advisory
- USN-2101-1 vendor-advisory
- http://hg.pidgin.im/pidgin/main/rev/ec15aa187aa0
- FEDORA-2014-2391 vendor-advisory
- DSA-2859 vendor-advisory
- http://vrt-blog.snort.org/2014/01/vrt-2013-1001-cve-2013-6487-buffer.html
- openSUSE-SU-2014:0239 vendor-advisory
- DSA-2852 vendor-advisory
- USN-2100-1 vendor-advisory
- http://www.pidgin.im/news/security/?id=82
- http://libgadu.net/releases/1.11.3.html
- MDVSA-2014:039 vendor-advisory
- 65188 vdb-entry