Incorrect Calculation of Buffer Size Affecting kernel-rt-modules package, versions <0:5.14.0-162.18.1.rt21.181.el9_1


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-CENTOS9-KERNELRTMODULES-2987078
  • published18 Aug 2022
  • disclosed29 Jul 2022

Introduced: 29 Jul 2022

CVE-2022-2873  (opens in a new tab)
CWE-131  (opens in a new tab)

How to fix?

Upgrade Centos:9 kernel-rt-modules to version 0:5.14.0-162.18.1.rt21.181.el9_1 or higher.

NVD Description

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

An out-of-bounds memory access flaw was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way a user triggers the I2C_SMBUS_BLOCK_DATA (with the ioctl I2C_SMBUS) with malicious input data. This flaw allows a local user to crash the system.

CVSS Scores

version 3.1