Name | CVE-2024-2496 |
Description | A 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. |
Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
References | DLA-3778-1 |
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+deb8u7 | vulnerable |
| stretch (security), stretch (lts), stretch | 3.0.0-4+deb9u5 | vulnerable |
| buster | 5.0.0-4+deb10u1 | vulnerable |
| buster (security) | 5.0.0-4+deb10u2 | fixed |
| bullseye | 7.0.0-3+deb11u2 | vulnerable |
| bookworm | 9.0.0-4 | vulnerable |
| sid, trixie | 10.2.0-1 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|
libvirt | source | buster | 5.0.0-4+deb10u2 | | DLA-3778-1 | |
libvirt | source | (unstable) | 9.8.0-1 | | | |
Notes
[bookworm] - libvirt <no-dsa> (Minor issue)
[bullseye] - libvirt <no-dsa> (Minor issue)
Fixed by: https://gitlab.com/libvirt/libvirt/-/commit/2ca94317ac642a70921947150ced8acc674ccdc8 (v9.8.0-rc1)
[stretch] - libvirt <postponed> (Minor issue; DoS / clean crash)
[jessie] - libvirt <postponed> (Minor issue; DoS / clean crash)