Description
The xen_failsafe_callback function in Xen for the Linux kernel 2.6.23 and other versions, when running a 32-bit PVOPS guest, allows local users to cause a denial of service (guest crash) by triggering an iret fault, leading to use of an incorrect stack pointer and stack corruption.
Metrics
CVSS 2.0 4.9/10
AV:L/AC:L/Au:N/C:N/I:N/A:CWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://rhn.redhat.com/errata/RHSA-2013-0496.html
- http://www.openwall.com/lists/oss-security/2013/01/16/6
- http://www.openwall.com/lists/oss-security/2013/01/16/8
- http://www.securityfocus.com/bid/57433
- http://www.ubuntu.com/usn/USN-1725-1
- http://www.ubuntu.com/usn/USN-1728-1
- https://bugzilla.redhat.com/show_bug.cgi?id=896038
- http://rhn.redhat.com/errata/RHSA-2013-0496.html
- http://www.openwall.com/lists/oss-security/2013/01/16/6
- http://www.openwall.com/lists/oss-security/2013/01/16/8
- http://www.securityfocus.com/bid/57433
- http://www.ubuntu.com/usn/USN-1725-1
- http://www.ubuntu.com/usn/USN-1728-1
- https://bugzilla.redhat.com/show_bug.cgi?id=896038
Timeline
- Published
- Feb 13, 2013
- Last modified
- Jun 16, 2026
- NVD status
- Modified