| Name | CVE-2012-2934 | 
| Description | Xen 4.0, and 4.1, when running a 64-bit PV guest on "older" AMD CPUs, does not properly protect against a certain AMD processor bug, which allows local guest OS users to cause a denial of service (host hang) via sequential execution of instructions across a non-canonical boundary, a different vulnerability than CVE-2012-0217. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
| References | DSA-2501-1 | 
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|---|---|---|
| xen (PTS) | bullseye | 4.14.6-1 | fixed | 
| bullseye (security) | 4.14.5+94-ge49571868d-1 | fixed | |
| bookworm | 4.17.5+23-ga4e5191dc0-1+deb12u1 | fixed | |
| bookworm (security) | 4.17.5+23-ga4e5191dc0-1 | fixed | |
| forky, sid, trixie | 4.20.0+68-g35cb38b222-1 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|---|---|---|---|---|---|
| xen | source | squeeze | 4.0.1-5.2 | DSA-2501-1 | ||
| xen | source | (unstable) | 4.1.3~rc1+hg-20120614.a9c0a89c08f2-1 |