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.
Affected Software
| 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 | * |
References
- http://lists.opensuse.org/opensuse-updates/2015-04/msg00018.html
- http://www.openwall.com/lists/oss-security/2015/03/20/12
- http://www.openwall.com/lists/oss-security/2015/03/27/11
- http://www.openwall.com/lists/oss-security/2015/03/28/3
- http://www.securityfocus.com/bid/73305
- https://github.com/quassel/quassel/commit/b5e38970ffd55e2dd9f706ce75af9a8d7730b1b8
- http://lists.opensuse.org/opensuse-updates/2015-04/msg00018.html
- http://www.openwall.com/lists/oss-security/2015/03/20/12
- http://www.openwall.com/lists/oss-security/2015/03/27/11
- http://www.openwall.com/lists/oss-security/2015/03/28/3
- http://www.securityfocus.com/bid/73305
- https://github.com/quassel/quassel/commit/b5e38970ffd55e2dd9f706ce75af9a8d7730b1b8