Improper Validation of Array Index Affecting kernel-tools-libs-devel package, versions <0:5.14.0-162.6.1.el9_1


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-RHEL9-KERNELTOOLSLIBSDEVEL-5423883
  • published15 Apr 2023
  • disclosed13 Apr 2023

Introduced: 13 Apr 2023

CVE-2023-2008  (opens in a new tab)
CWE-129  (opens in a new tab)

How to fix?

Upgrade RHEL:9 kernel-tools-libs-devel to version 0:5.14.0-162.6.1.el9_1 or higher.
This issue was patched in RHSA-2022:8267.

NVD Description

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

A flaw was found in the Linux kernel's udmabuf device driver. The specific flaw exists within a fault handler. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an array. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the kernel.

CVSS Scores

version 3.1