CVE-2019-20485

NameCVE-2019-20485
Descriptionqemu/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).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitylow
Debian Bugs953078

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libvirt (PTS)jessie1.2.9-9+deb8u5fixed
jessie (security)1.2.9-9+deb8u7fixed
stretch (security), stretch3.0.0-4+deb9u4vulnerable
buster5.0.0-4+deb10u1vulnerable
bullseye, sid6.0.0-4vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libvirtsource(unstable)(unfixed)low953078
libvirtsourceexperimental6.0.0-1
libvirtsourcejessie(not affected)

Notes

[buster] - libvirt <no-dsa> (Minor issue)
[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)

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