| Name | CVE-2018-19967 |
| Description | An issue was discovered in Xen through 4.11.x on Intel x86 platforms allowing guest OS users to cause a denial of service (host OS hang) because Xen does not work around Intel's mishandling of certain HLE transactions associated with the KACQUIRE instruction prefix. |
| 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-1577-1, DSA-4369-1 |
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 (security), bullseye | 4.14.5+94-ge49571868d-1 | fixed |
| bookworm | 4.17.1+2-gb773c48e36-1 | fixed |
| sid, trixie | 4.17.2-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| xen | source | jessie | 4.4.4lts4-0+deb8u1 | | DLA-1577-1 | |
| xen | source | stretch | 4.8.5+shim4.10.2+xsa282-1+deb9u11 | | DSA-4369-1 | |
| xen | source | (unstable) | 4.11.1-1 | | | |
Notes
https://xenbits.xen.org/xsa/advisory-282.txt