Memory Leak Affecting virt:rhel/sgabios package, versions <1:0.20170427git-3.module+el8.8.0+16781+9f4724c2


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-RHEL8-VIRT-5745859
  • published15 May 2023
  • disclosed15 May 2023

Introduced: 15 May 2023

CVE-2023-2700  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade RHEL:8 virt:rhel/sgabios to version 1:0.20170427git-3.module+el8.8.0+16781+9f4724c2 or higher.
This issue was patched in RHSA-2023:3822.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt:rhel/sgabios package and not the virt:rhel/sgabios package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A vulnerability was found in libvirt. This security flaw ouccers due to repeatedly querying an SR-IOV PCI device's capabilities that exposes a memory leak caused by a failure to free the virPCIVirtualFunction array within the parent struct's g_autoptr cleanup.

CVSS Scores

version 3.1