| Name | CVE-2019-17342 |
| Description | An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging a race condition that arose when XENMEM_exchange was introduced. |
| 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-1949-1 |
| Debian Bugs | 930001 |
Vulnerable and fixed packages
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 | 4.17.3+10-g091466ba55-1~deb12u1 | fixed |
| sid, trixie | 4.17.3+36-g54dacb5c02-1 | 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 | 4.4.4lts5-0+deb8u1 | | DLA-1949-1 | |
| xen | source | stretch | 4.8.5.final+shim4.10.4-1+deb9u12 | | | |
| xen | source | (unstable) | 4.11.1+92-g6c33308a8d-1 | | | 930001 |
Notes
https://xenbits.xen.org/xsa/advisory-287.html