CVE-2019-10168

NameCVE-2019-10168
DescriptionThe virConnectBaselineHypervisorCPU() and virConnectCompareHypervisorCPU() libvirt APIs, 4.x.x before 4.10.1 and 5.x.x before 5.4.1, accept an "emulator" argument to specify the program providing emulation for a domain. Since v1.2.19, libvirt will execute that program to probe the domain's capabilities. Read-only clients could specify an arbitrary path for this argument, causing libvirtd to execute a crafted executable with its own privileges.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libvirt (PTS)bullseye7.0.0-3+deb11u3fixed
bookworm9.0.0-4+deb12u2fixed
sid, trixie10.10.0-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libvirtsourcejessie(not affected)
libvirtsourcestretch(not affected)
libvirtsource(unstable)5.0.0-4

Notes

[stretch] - libvirt <not-affected> (Vulnerable code introduced later)
[jessie] - libvirt <not-affected> (Vulnerable code introduced later)
https://access.redhat.com/libvirt-privesc-vulnerabilities
https://bugzilla.redhat.com/show_bug.cgi?id=1720118
https://libvirt.org/git/?p=libvirt.git;a=commit;h=bf6c2830b6c338b1f5699b095df36f374777b291

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