| Name | CVE-2016-7092 |
| Description | The get_page_from_l3e function in arch/x86/mm.c in Xen allows local 32-bit PV guest OS administrators to gain host OS privileges via vectors related to L3 recursive pagetables. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-614-1, DSA-3663-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| xen (PTS) | buster, buster (security) | 4.11.4+107-gef32c7afa2-1 | fixed |
| bullseye | 4.14.6-1 | fixed |
| bullseye (security) | 4.14.5+94-ge49571868d-1 | fixed |
| bookworm | 4.17.1+2-gb773c48e36-1 | fixed |
| sid, trixie | 4.17.2+76-ge1f9cb16e2-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| xen | source | wheezy | 4.1.6.lts1-2 | | DLA-614-1 | |
| xen | source | jessie | 4.4.1-9+deb8u7 | | DSA-3663-1 | |
| xen | source | (unstable) | 4.8.0~rc3-1 | | | |
Notes
http://xenbits.xen.org/xsa/advisory-185.html