OpenBSD XMM Exceptions Local Denial of Service Vulnerability
BID:36589
Info
OpenBSD XMM Exceptions Local Denial of Service Vulnerability
| Bugtraq ID: | 36589 |
| Class: | Unknown |
| CVE: | |
| Remote: | No |
| Local: | Yes |
| Published: | Oct 05 2009 12:00AM |
| Updated: | Dec 09 2009 03:54PM |
| Credit: | Slava Pestov |
| Vulnerable: |
OpenBSD OpenBSD 4.6 OpenBSD OpenBSD 4.5 OpenBSD OpenBSD 4.4 |
| Not Vulnerable: | |
Discussion
OpenBSD XMM Exceptions Local Denial of Service Vulnerability
OpenBSD is prone to a local denial-of-service vulnerability.
Attackers can exploit this issue to crash the kernel.
This issue affects OpenBSD 4.4, 4.5, and 4.6 on i386.
OpenBSD is prone to a local denial-of-service vulnerability.
Attackers can exploit this issue to crash the kernel.
This issue affects OpenBSD 4.4, 4.5, and 4.6 on i386.
Exploit / POC
OpenBSD XMM Exceptions Local Denial of Service Vulnerability
Core Security Technologies has developed a working commercial exploit for its CORE IMPACT product. This exploit is not otherwise publicly available or known to be circulating in the wild.
Core Security Technologies has developed a working commercial exploit for its CORE IMPACT product. This exploit is not otherwise publicly available or known to be circulating in the wild.
Solution / Fix
OpenBSD XMM Exceptions Local Denial of Service Vulnerability
Solution:
Patches are available. Please see the references for details.
OpenBSD OpenBSD 4.6
OpenBSD OpenBSD 4.5
Solution:
Patches are available. Please see the references for details.
OpenBSD OpenBSD 4.6
-
OpenBSD 002_xmm.patch
ftp://ftp.openbsd.org/pub/OpenBSD/patches/4.6/i386/002_xmm.patch
OpenBSD OpenBSD 4.5
-
OpenBSD 008_xmm.patch
ftp://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/008_xmm.patch
References
OpenBSD XMM Exceptions Local Denial of Service Vulnerability
References:
References:
- OpenBSD Errata Page (OpenBSD)