Integer Overflow or Wraparound Affecting kernel-rt-debug package, versions <0:4.18.0-372.9.1.rt7.166.el8


Severity

Recommended
0.0
high
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.08% (36th percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELRTDEBUG-3195433
  • published5 Jan 2023
  • disclosed9 Jun 2020

Introduced: 9 Jun 2020

CVE-2020-13974  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 kernel-rt-debug to version 0:4.18.0-372.9.1.rt7.166.el8 or higher.
This issue was patched in RLSA-2022:1975.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug package and not the kernel-rt-debug 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 4.4 through 5.7.1. drivers/tty/vt/keyboard.c has an integer overflow if k_ascii is called several times in a row, aka CID-b86dab054059. NOTE: Members in the community argue that the integer overflow does not lead to a security issue in this case.

CVSS Scores

version 3.1