Resource Exhaustion Affecting perf package, versions <0:4.14.88-88.76.amzn2


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.29% (70th percentile)

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  • Snyk IDSNYK-AMZN2-PERF-1668652
  • published27 Sept 2021
  • disclosed17 Dec 2018

Introduced: 17 Dec 2018

CVE-2018-20169  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 perf to version 0:4.14.88-88.76.amzn2 or higher.
This issue was patched in ALAS2-2019-1145.

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 issue was discovered in the Linux kernel before 4.19.9. The USB subsystem mishandles size checks during the reading of an extra descriptor, related to __usb_get_extra_descriptor in drivers/usb/core/usb.c.

CVSS Scores

version 3.1