NULL Pointer Dereference Affecting python3-libnbd package, versions <0:1.6.0-5.module+el8.6.0+20664+3dcf7c70


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.38% (30th percentile)

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  • Snyk IDSNYK-ORACLE8-PYTHON3LIBNBD-2606033
  • published10 Apr 2022
  • disclosed24 Aug 2022

Introduced: 10 Apr 2022

CVE-2021-4158  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Oracle:8 python3-libnbd to version 0:1.6.0-5.module+el8.6.0+20664+3dcf7c70 or higher.
This issue was patched in ELSA-2022-1759.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-libnbd package and not the python3-libnbd package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

A NULL pointer dereference issue was found in the ACPI code of QEMU. A malicious, privileged user within the guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.

CVSS Base Scores

version 3.1