| Name | CVE-2022-42330 |
| Description | Guests can cause Xenstore crash via soft reset When a guest issues a "Soft Reset" (e.g. for performing a kexec) the libxl based Xen toolstack will normally perform a XS_RELEASE Xenstore operation. Due to a bug in xenstored this can result in a crash of xenstored. Any other use of XS_RELEASE will have the same impact. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1029830 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| xen (PTS) | jessie, jessie (lts) | 4.4.4lts5-0+deb8u1 | vulnerable |
| stretch (security), stretch (lts), stretch | 4.8.5.final+shim4.10.4-1+deb9u12 | vulnerable |
| buster (security), buster, buster (lts) | 4.11.4+107-gef32c7afa2-1 | fixed |
| bullseye | 4.14.6-1 | fixed |
| bullseye (security) | 4.14.5+94-ge49571868d-1 | fixed |
| bookworm | 4.17.3+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 | (unfixed) | end-of-life | | |
| xen | source | stretch | (unfixed) | end-of-life | | |
| xen | source | buster | (not affected) | | | |
| xen | source | bullseye | (not affected) | | | |
| xen | source | (unstable) | 4.17.0+24-g2f8851c37f-2 | | | 1029830 |
Notes
[bullseye] - xen <not-affected> (Only affects 4.17)
[buster] - xen <not-affected> (Only affects 4.17)
https://xenbits.xen.org/xsa/advisory-425.html