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


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-RHEL9-KERNELRTDEBUGCORE-5584621
  • 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)
First added by Snyk

How to fix?

Upgrade RHEL:9 kernel-rt-debug-core to version 0:5.14.0-162.18.1.rt21.181.el9_1 or higher.
This issue was patched in RHSA-2023:0979.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-core package and not the kernel-rt-debug-core package as distributed by RHEL. See How to fix? for RHEL: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