Description
Konversation 1.4.x, 1.5.x, 1.6.x, and 1.7.x before 1.7.3 allow remote attackers to cause a denial of service (crash) via vectors related to parsing of IRC color formatting codes.
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 | konversation | 1.7.3-1 | — |
| Debian 13 | konversation | 1.7.3-1 | — |
| Debian 12 | konversation | 1.7.3-1 | — |
| Debian 9 | konversation | 1.6.2-2+deb9u1 | DSA-4033-1 |
| Debian 8 | konversation | 1.5-2+deb8u1 | DSA-4033-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 7 | konversation | 1.4-1+deb7u2 | DLA-1174-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | konversation | 1.6-0ubuntu1.1 | — |
| Ubuntu 14.04 LTS | konversation | 1.5-1ubuntu1.14.04.2 | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | konversation | 21.08.1-1.2 | openSUSE-SU-2024:10898-1 |
Advisories 3
- DSA-4033-1 konversation - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1174-1 konversation - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10898-1 konversation-21.08.1-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026