| Name | CVE-2014-8595 |
| Description | arch/x86/x86_emulate/x86_emulate.c in Xen 3.2.1 through 4.4.x does not properly check privileges, which allows local HVM guest users to gain privileges or cause a denial of service (crash) via a crafted (1) CALL, (2) JMP, (3) RETF, (4) LCALL, (5) LJMP, or (6) LRET far branch instruction. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DSA-3140-1 |
| Debian Bugs | 770230 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| xen (PTS) | stretch (security), stretch | 4.8.5.final+shim4.10.4-1+deb9u12 | fixed |
| buster, buster (security) | 4.11.4+107-gef32c7afa2-1 | fixed | |
| bullseye | 4.14.3+32-g9de3671772-1~deb11u1 | fixed | |
| bullseye (security) | 4.14.4+74-gd7b22226b5-1 | fixed | |
| bookworm, sid | 4.16.1-1 | 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 | (unfixed) | end-of-life | ||
| xen | source | wheezy | 4.1.4-3+deb7u4 | DSA-3140-1 | ||
| xen | source | (unstable) | 4.4.1-4 | 770230 |
[squeeze] - xen <end-of-life> (Unsupported in squeeze-lts)