Integer Underflow Affecting kernel-abi-stablelists package, versions <0:4.18.0-553.22.1.el8_10


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ALMALINUX8-KERNELABISTABLELISTS-8092376
  • published25 Sept 2024
  • disclosed24 Sept 2024

Introduced: 24 Sep 2024

CVE-2022-48804  (opens in a new tab)
CWE-191  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 kernel-abi-stablelists to version 0:4.18.0-553.22.1.el8_10 or higher.
This issue was patched in ALSA-2024:7000.

NVD Description

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

In the Linux kernel, the following vulnerability has been resolved:

vt_ioctl: fix array_index_nospec in vt_setactivate

array_index_nospec ensures that an out-of-bounds value is set to zero on the transient path. Decreasing the value by one afterwards causes a transient integer underflow. vsa.console should be decreased first and then sanitized with array_index_nospec.

Kasper Acknowledgements: Jakob Koschel, Brian Johannesmeyer, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida from the VUSec group at VU Amsterdam.

CVSS Scores

version 3.1