Out-of-bounds Write Affecting perf package, versions <0:4.14.313-235.533.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-AMZN2-PERF-5825691
  • published8 Aug 2023
  • disclosed20 Apr 2023

Introduced: 20 Apr 2023

CVE-2023-2194  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 perf to version 0:4.14.313-235.533.amzn2 or higher.
This issue was patched in ALAS2-2023-2027.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

An out-of-bounds write vulnerability was found in the Linux kernel's SLIMpro I2C device driver. The userspace "data->block[0]" variable was not capped to a number between 0-255 and was used as the size of a memcpy, possibly writing beyond the end of dma_buffer. This flaw could allow a local privileged user to crash the system or potentially achieve code execution.

CVSS Scores

version 3.1