CVE-2012-3494
Published: 23 November 2012
The set_debugreg hypercall in include/asm-x86/debugreg.h in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when running on x86-64 systems, allows local OS guest users to cause a denial of service (host crash) by writing to the reserved bits of the DR7 debug control register.
Notes
| Author | Note |
|---|---|
| mdeslaur | This is XSA-12 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
xen Launchpad, Ubuntu, Debian |
hardy |
Does not exist
|
| lucid |
Does not exist
|
|
| natty |
Does not exist
|
|
| oneiric |
Released
(4.1.1-2ubuntu4.4)
|
|
| precise |
Released
(4.1.2-2ubuntu2.4)
|
|
| quantal |
Not vulnerable
(4.1.3-3ubuntu1)
|
|
| raring |
Not vulnerable
|
|
| saucy |
Not vulnerable
|
|
| upstream |
Released
(4.1.3-2)
|
|
| Binaries built from this source package are in Universe and so are supported by the community. | ||
|
xen-3.1 Launchpad, Ubuntu, Debian |
hardy |
Ignored
(end of life)
|
| lucid |
Does not exist
|
|
| natty |
Does not exist
|
|
| oneiric |
Does not exist
|
|
| precise |
Does not exist
|
|
| quantal |
Does not exist
|
|
| raring |
Does not exist
|
|
| saucy |
Does not exist
|
|
| upstream |
Needs triage
|
|
| Binaries built from this source package are in Universe and so are supported by the community. | ||
|
xen-3.2 Launchpad, Ubuntu, Debian |
hardy |
Ignored
(end of life)
|
| lucid |
Does not exist
|
|
| natty |
Does not exist
|
|
| oneiric |
Does not exist
|
|
| precise |
Does not exist
|
|
| quantal |
Does not exist
|
|
| raring |
Does not exist
|
|
| saucy |
Does not exist
|
|
| upstream |
Needs triage
|
|
| Binaries built from this source package are in Universe and so are supported by the community. | ||
|
xen-3.3 Launchpad, Ubuntu, Debian |
hardy |
Does not exist
|
| lucid |
Ignored
(end of life)
|
|
| natty |
Ignored
(end of life)
|
|
| oneiric |
Does not exist
|
|
| precise |
Does not exist
|
|
| quantal |
Does not exist
|
|
| raring |
Does not exist
|
|
| saucy |
Does not exist
|
|
| upstream |
Needs triage
|
|
| Binaries built from this source package are in Universe and so are supported by the community. | ||