CVE-2023-0386 Affecting kernel-debug package, versions <0:5.14.0-162.23.1.el9_1


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.23% (62nd percentile)

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  • Snyk IDSNYK-ORACLE9-KERNELDEBUG-5422101
  • published7 Apr 2023
  • disclosed22 Mar 2023

Introduced: 22 Mar 2023

CVE-2023-0386  (opens in a new tab)

How to fix?

Upgrade Oracle:9 kernel-debug to version 0:5.14.0-162.23.1.el9_1 or higher.
This issue was patched in ELSA-2023-1703.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by Oracle. See How to fix? for Oracle:9 relevant fixed versions and status.

A flaw was found in the Linux kernel, where unauthorized access to the execution of the setuid file with capabilities was found in the Linux kernel’s OverlayFS subsystem in how a user copies a capable file from a nosuid mount into another mount. This uid mapping bug allows a local user to escalate their privileges on the system.

CVSS Scores

version 3.1