Race Condition Affecting sgabios-bin package, versions <1:0.20170427git-3.module+el8.10.0+1835+43f01cbb


Severity

Recommended
0.0
medium
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.26% (18th percentile)

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  • Snyk IDSNYK-ROCKY8-SGABIOSBIN-15693265
  • published19 Mar 2026
  • disclosed13 Sept 2023

Introduced: 13 Sep 2023

CVE-2023-3301  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 sgabios-bin to version 1:0.20170427git-3.module+el8.10.0+1835+43f01cbb or higher.
This issue was patched in RLSA-2023:6980.

NVD Description

Note: Versions mentioned in the description apply only to the upstream sgabios-bin package and not the sgabios-bin package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

A flaw was found in QEMU. The async nature of hot-unplug enables a race scenario where the net device backend is cleared before the virtio-net pci frontend has been unplugged. A malicious guest could use this time window to trigger an assertion and cause a denial of service.

CVSS Base Scores

version 3.1