NULL Pointer Dereference Affecting libvirt-daemon-log package, versions <0:10.0.0-6.el9_4.alma.1


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-ALMALINUX9-LIBVIRTDAEMONLOG-6811397
  • published7 May 2024
  • disclosed30 Apr 2024

Introduced: 30 Apr 2024

CVE-2024-2496  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 libvirt-daemon-log to version 0:10.0.0-6.el9_4.alma.1 or higher.
This issue was patched in ALSA-2024:2236.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libvirt-daemon-log package and not the libvirt-daemon-log package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

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.

CVSS Scores

version 3.1