NULL Pointer Dereference Affecting ocaml-libguestfs package, versions <1:1.44.0-5.0.1.module+el8.6.0+20659+3dcf7c70


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.1% (43rd percentile)

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  • Snyk IDSNYK-ORACLE8-OCAMLLIBGUESTFS-2830307
  • 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 ocaml-libguestfs to version 1:1.44.0-5.0.1.module+el8.6.0+20659+3dcf7c70 or higher.
This issue was patched in ELSA-2022-1759.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ocaml-libguestfs package and not the ocaml-libguestfs 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 Scores

version 3.1