Medium severity6.2NVD Advisory· Published Mar 21, 2024· Updated Apr 15, 2026
CVE-2024-2494
CVE-2024-2494
Description
A flaw was found in the RPC library APIs of libvirt. The RPC server deserialization code allocates memory for arrays before the non-negative length check is performed by the C API entry points. Passing a negative length to the g_new0 function results in a crash due to the negative length being treated as a huge positive number. This flaw allows a local, unprivileged user to perform a denial of service attack by causing the libvirt daemon to crash.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
54- osv-coords51 versionspkg:rpm/almalinux/libvirtpkg:rpm/almalinux/libvirt-clientpkg:rpm/almalinux/libvirt-client-qemupkg:rpm/almalinux/libvirt-daemonpkg:rpm/almalinux/libvirt-daemon-commonpkg:rpm/almalinux/libvirt-daemon-config-networkpkg:rpm/almalinux/libvirt-daemon-config-nwfilterpkg:rpm/almalinux/libvirt-daemon-driver-interfacepkg:rpm/almalinux/libvirt-daemon-driver-networkpkg:rpm/almalinux/libvirt-daemon-driver-nodedevpkg:rpm/almalinux/libvirt-daemon-driver-nwfilterpkg:rpm/almalinux/libvirt-daemon-driver-qemupkg:rpm/almalinux/libvirt-daemon-driver-secretpkg:rpm/almalinux/libvirt-daemon-driver-storagepkg:rpm/almalinux/libvirt-daemon-driver-storage-corepkg:rpm/almalinux/libvirt-daemon-driver-storage-diskpkg:rpm/almalinux/libvirt-daemon-driver-storage-iscsipkg:rpm/almalinux/libvirt-daemon-driver-storage-logicalpkg:rpm/almalinux/libvirt-daemon-driver-storage-mpathpkg:rpm/almalinux/libvirt-daemon-driver-storage-rbdpkg:rpm/almalinux/libvirt-daemon-driver-storage-scsipkg:rpm/almalinux/libvirt-daemon-kvmpkg:rpm/almalinux/libvirt-daemon-lockpkg:rpm/almalinux/libvirt-daemon-logpkg:rpm/almalinux/libvirt-daemon-plugin-lockdpkg:rpm/almalinux/libvirt-daemon-plugin-sanlockpkg:rpm/almalinux/libvirt-daemon-proxypkg:rpm/almalinux/libvirt-develpkg:rpm/almalinux/libvirt-docspkg:rpm/almalinux/libvirt-libspkg:rpm/almalinux/libvirt-nsspkg:rpm/opensuse/libvirt&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/libvirt&distro=openSUSE%20Leap%20Micro%205.3pkg:rpm/opensuse/libvirt&distro=openSUSE%20Leap%20Micro%205.4pkg:rpm/opensuse/libvirt&distro=openSUSE%20Tumbleweedpkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP5pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/libvirt&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/libvirt&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/libvirt&distro=SUSE%20Manager%20Server%204.3
< 10.0.0-6.2.el9_4.alma.1+ 50 more
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 10.0.0-6.2.el9_4.alma.1
- (no CPE)range: < 9.0.0-150500.6.20.1
- (no CPE)range: < 8.0.0-150400.7.11.2
- (no CPE)range: < 8.0.0-150400.7.11.2
- (no CPE)range: < 10.1.0-2.1
- (no CPE)range: < 8.0.0-150400.7.11.2
- (no CPE)range: < 8.0.0-150400.7.11.2
- (no CPE)range: < 7.1.0-150300.6.41.1
- (no CPE)range: < 7.1.0-150300.6.41.1
- (no CPE)range: < 8.0.0-150400.7.11.2
- (no CPE)range: < 8.0.0-150400.7.11.2
- (no CPE)range: < 9.0.0-150500.6.20.1
- (no CPE)range: < 9.0.0-150500.6.20.1
- (no CPE)range: < 9.0.0-150500.6.20.1
- (no CPE)range: < 5.1.0-13.42.1
- (no CPE)range: < 8.0.0-150400.7.11.2
- (no CPE)range: < 5.1.0-13.42.1
- (no CPE)range: < 8.0.0-150400.7.11.2
- (no CPE)range: < 5.1.0-13.42.1
- (no CPE)range: < 8.0.0-150400.7.11.2
- (no CPE)range: < 8.0.0-150400.7.11.2
Patches
Vulnerability mechanics
References
7- access.redhat.com/errata/RHSA-2024:2560nvd
- access.redhat.com/errata/RHSA-2024:3253nvd
- access.redhat.com/security/cve/CVE-2024-2494nvd
- bugzilla.redhat.com/show_bug.cginvd
- lists.debian.org/debian-lts-announce/2024/04/msg00000.htmlnvd
- lists.libvirt.org/archives/list/devel@lists.libvirt.org/thread/BKRQXPLPC6B7FLHJXSBQYW7HNDEBW6RJ/nvd
- security.netapp.com/advisory/ntap-20240517-0009/nvd
News mentions
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