Out-of-bounds Read Affecting kernel-core package, versions <0:4.18.0-372.9.1.el8


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.08% (34th percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELCORE-3194351
  • published5 Jan 2023
  • disclosed4 Nov 2021

Introduced: 4 Nov 2021

CVE-2021-43389  (opens in a new tab)
CWE-125  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Rocky-Linux:8 kernel-core to version 0:4.18.0-372.9.1.el8 or higher.
This issue was patched in RLSA-2022:1988.

NVD Description

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

An issue was discovered in the Linux kernel before 5.14.15. There is an array-index-out-of-bounds flaw in the detach_capi_ctr function in drivers/isdn/capi/kcapi.c.

CVSS Scores

version 3.1