Description
libgadu before 1.12.0 does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers.
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 | No fix yet | — |
| Debian 13 | libgadu | No fix yet | — |
| Debian 12 | libgadu | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | libgadu | No fix yet | — |
| Ubuntu 26.04 LTS | libgadu | No fix yet | — |
| Ubuntu 25.10 | libgadu | No fix yet | — |
| Ubuntu 24.04 LTS | libgadu | No fix yet | — |
| Ubuntu 22.04 LTS | libgadu | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | libgadu | No fix yet | — |
| Ubuntu 18.04 LTS | libgadu | No fix yet | — |
| Ubuntu 16.04 LTS | libgadu | No fix yet | — |
References
- GLSA-201508-02 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1025718
- 63473 vdb-entry
- [oss-security] 20131031 Re: CVE Request mailing-list
- [libgadu-devel] 20130602 Re: How to Report a Security Bug in libgadu mailing-list
- MDVSA-2014:185 vendor-advisory
- FEDORA-2013-23260 vendor-advisory