| Name | CVE-2019-20485 |
| Description | qemu/qemu_driver.c in libvirt before 6.0.0 mishandles the holding of a monitor job during a query to a guest agent, which allows attackers to cause a denial of service (API blockage). |
| 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 | 953078 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libvirt (PTS) | jessie, jessie (lts) | 1.2.9-9+deb8u8 | fixed |
| stretch (security) | 3.0.0-4+deb9u5 | vulnerable |
| stretch (lts), stretch | 3.0.0-4+deb9u6 | vulnerable |
| buster (security), buster, buster (lts) | 5.0.0-4+deb10u2 | vulnerable |
| bullseye | 7.0.0-3+deb11u3 | fixed |
| bookworm | 9.0.0-4+deb12u2 | fixed |
| sid, trixie | 10.9.0-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| libvirt | source | wheezy | (unfixed) | end-of-life | | |
| libvirt | source | jessie | (not affected) | | | |
| libvirt | source | (unstable) | 6.0.0-2 | low | | 953078 |
Notes
[buster] - libvirt <no-dsa> (Minor issue, intrusive to backport)
[stretch] - libvirt <no-dsa> (Minor issue)
[jessie] - libvirt <not-affected> (Vulnerable code not present)
https://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=a663a860819287e041c3de672aad1d8543098ecc (v6.0.0-rc1)
Disputed upstream: https://listman.redhat.com/archives/libvir-list/2019-December/msg00313.html