Out-of-bounds Write Affecting kernel-debug-modules package, versions <0:4.18.0-372.95.1.el8_6


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (35th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELDEBUGMODULES-6413826
  • published7 Mar 2024
  • disclosed15 Nov 2021

Introduced: 15 Nov 2021

CVE-2021-43975  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-debug-modules to version 0:4.18.0-372.95.1.el8_6 or higher.
This issue was patched in RHSA-2024:1188.

NVD Description

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

In the Linux kernel through 5.15.2, hw_atl_utils_fw_rpc_wait in drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c allows an attacker (who can introduce a crafted device) to trigger an out-of-bounds write via a crafted length value.

CVSS Scores

version 3.1