CVE-2024-2496

NameCVE-2024-2496
DescriptionA NULL pointer dereference flaw was found in the udevConnectListAllInterfaces() function in libvirt. This issue can occur when detaching a host interface while at the same time collecting the list of interfaces via virConnectListAllInterfaces API. This flaw could be used to perform a denial of service attack by causing the libvirt daemon to crash.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3778-1

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
trixie10.10.0-1fixed
sid10.10.0-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libvirtsourcebuster5.0.0-4+deb10u2DLA-3778-1
libvirtsourcebullseye7.0.0-3+deb11u3
libvirtsourcebookworm9.0.0-4+deb12u1
libvirtsource(unstable)9.8.0-1

Notes

Fixed by: https://gitlab.com/libvirt/libvirt/-/commit/2ca94317ac642a70921947150ced8acc674ccdc8 (v9.8.0-rc1)

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