The copy functions in locore.s such as copyout in OpenBSD 3.5 and 3.6, and possibly other BSD based operating systems, may allow attackers to exceed certain address boundaries and modify kernel memory.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Openbsd | Openbsd | 3.5 (including) | 3.5 (including) |
| Openbsd | Openbsd | 3.6 (including) | 3.6 (including) |
References
- http://secunia.com/advisories/14432
- http://securitytracker.com/id?1013333
- http://www.openbsd.org/errata.html#copy
- http://www.openbsd.org/errata35.html#locore
- http://www.securityfocus.com/bid/12825
- https://exchange.xforce.ibmcloud.com/vulnerabilities/19531
- http://secunia.com/advisories/14432
- http://securitytracker.com/id?1013333
- http://www.openbsd.org/errata.html#copy
- http://www.openbsd.org/errata35.html#locore
- http://www.securityfocus.com/bid/12825
- https://exchange.xforce.ibmcloud.com/vulnerabilities/19531