Description
An out-of-bounds write flaw was found in the way Pidgin before 2.12.0 processed XML content. A malicious remote server could potentially use this flaw to crash Pidgin or execute arbitrary code in the context of the pidgin process.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Pidgin | pidgin | 2.12.0 | — |
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 | pidgin | 2.12.0-1 | — |
| Debian 13 | pidgin | 2.12.0-1 | — |
| Debian 12 | pidgin | 2.12.0-1 | — |
| Debian 8 | pidgin | 2.11.0-0+deb8u2 | DSA-3806-1 |
| Debian 7 | pidgin | 2.10.10-1~deb7u3 | DLA-853-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | pidgin | 1:2.10.12-0ubuntu5.2 | — |
| Ubuntu 14.04 LTS | pidgin | 1:2.10.9-0ubuntu3.4 | USN-3231-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | finch +8 | 2.10.11-5.el7 | RHSA-2017:1854 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 11 SP4 | pidgin | 2.6.6-0.30.3.1 | SUSE-SU-2018:2235-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | pidgin | 2.14.7-1.1 | openSUSE-SU-2024:11172-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.5 | pidgin | 2.11.0-r1 | — |
| Alpine v3.4 | pidgin | 2.11.0-r1 | — |
| Alpine v3.3 | pidgin | 2.10.11-r3 | — |
| Alpine v3.2 | pidgin | 2.10.11-r1 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | finch +8 | 2.10.11-5.el7 | ELSA-2017-1854 |
Advisories 7
- RHSA-2017:1854 Red Hat Security Advisory: pidgin security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jul 1, 2026
- USN-3231-1 pidgin vulnerability Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-853-1 pidgin - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3806-1 pidgin - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:11172-1 finch-2.14.7-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:2235-1 Security update for pidgin SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2017-1854 Moderate: pidgin security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 7, 2017
References
- GLSA-201706-10 vendor-advisory
- RHSA-2017:1854 vendor-advisory
- 96775 vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2640
- DSA-3806 vendor-advisory