Quassel before 0.12-rc1 uses an incorrect data-type size when splitting a message, which allows remote attackers to cause a denial of service (crash) via a long CTCP query containing only multibyte characters.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Quassel | Quassel-irc | * | 0.11.0 (including) |
| Quassel | Ubuntu | devel | * |
| Quassel | Ubuntu | esm-apps/xenial | * |
| Quassel | Ubuntu | lucid | * |
| Quassel | Ubuntu | precise | * |
| Quassel | Ubuntu | trusty | * |
| Quassel | Ubuntu | upstream | * |
| Quassel | Ubuntu | utopic | * |
| Quassel | Ubuntu | vivid | * |
| Quassel | Ubuntu | wily | * |
| Quassel | Ubuntu | xenial | * |
| Quassel | Ubuntu | yakkety | * |
| Quassel | Ubuntu | zesty | * |