Uncontrolled Memory Allocation Affecting libvirt-daemon-driver-storage-iscsi package, versions <0:8.0.0-23.1.module+el8.10.0+21659+98b2ad6a


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (19th percentile)

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  • Snyk IDSNYK-CENTOS8-LIBVIRTDAEMONDRIVERSTORAGEISCSI-6475482
  • published21 Mar 2024
  • disclosed21 Mar 2024

Introduced: 21 Mar 2024

CVE-2024-2494  (opens in a new tab)
CWE-789  (opens in a new tab)

How to fix?

Upgrade Centos:8 libvirt-daemon-driver-storage-iscsi to version 0:8.0.0-23.1.module+el8.10.0+21659+98b2ad6a or higher.

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 Centos. See How to fix? for Centos:8 relevant fixed versions and status.

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.

CVSS Scores

version 3.1