NULL Pointer Dereference Affecting libvirt-daemon-driver-storage-scsi package, versions <0:4.5.0-23.el7
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Test your applications- Snyk ID SNYK-ORACLE7-LIBVIRTDAEMONDRIVERSTORAGESCSI-2536709
- published 10 Apr 2022
- disclosed 27 Mar 2019
Introduced: 27 Mar 2019
CVE-2019-3840 Open this link in a new tabHow to fix?
Upgrade Oracle:7 libvirt-daemon-driver-storage-scsi to version 0:4.5.0-23.el7 or higher.
This issue was patched in ELSA-2019-2294.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libvirt-daemon-driver-storage-scsi package and not the libvirt-daemon-driver-storage-scsi package as distributed by Oracle.
See How to fix? for Oracle:7 relevant fixed versions and status.
A NULL pointer dereference flaw was discovered in libvirt before version 5.0.0 in the way it gets interface information through the QEMU agent. An attacker in a guest VM can use this flaw to crash libvirtd and cause a denial of service.
References
- https://linux.oracle.com/cve/CVE-2019-3840.html
- https://linux.oracle.com/errata/ELSA-2019-2294.html
- https://www.redhat.com/archives/libvir-list/2019-January/msg00241.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3840
- https://bugzilla.redhat.com/show_bug.cgi?id=1663051
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00101.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00105.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TZRP2BRMI4RYFRPNFTTIAAUOGVN2ORP7/
- https://access.redhat.com/errata/RHSA-2019:2294
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TZRP2BRMI4RYFRPNFTTIAAUOGVN2ORP7/