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

Severity

 Recommended
high

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.04% (6th percentile)

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  • Snyk ID SNYK-ALMALINUX9-KERNELRTDEBUGMODULESEXTRA-5620656
  • published 28 May 2023
  • disclosed 28 Feb 2023
Report a new vulnerability Found a mistake?

Introduced: 28 Feb 2023

CVE-2022-2873 Open this link in a new tab
CWE-131 Open this link in a new tab

How to fix?

Upgrade AlmaLinux:9 kernel-rt-debug-modules-extra to version 0:5.14.0-162.18.1.rt21.181.el9_1 or higher.
This issue was patched in ALSA-2023:0979.

NVD Description

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

References

CVSS Scores

version 3.1
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NVD

5.5 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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SUSE

4.2 medium
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Red Hat

6.2 medium