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


Severity

Recommended
medium

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.05% (17th percentile)

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  • Snyk ID SNYK-ALMALINUX9-LIBVIRTDAEMONDRIVERSTORAGEISCSI-6811425
  • published 7 May 2024
  • disclosed 30 Apr 2024

How to fix?

Upgrade AlmaLinux:9 libvirt-daemon-driver-storage-iscsi 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-driver-storage-iscsi package and not the libvirt-daemon-driver-storage-iscsi 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
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Red Hat

5 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
Expand this section

SUSE

5.5 medium