Improper Input Validation Affecting perf-debuginfo package, versions <0:4.14.200-116.320.amzn1


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.12% (47th percentile)

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  • Snyk IDSNYK-AMZN201803-PERFDEBUGINFO-1723823
  • published27 Sept 2021
  • disclosed6 Oct 2020

Introduced: 6 Oct 2020

CVE-2020-25643  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 perf-debuginfo to version 0:4.14.200-116.320.amzn1 or higher.
This issue was patched in ALAS-2020-1437.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf-debuginfo package and not the perf-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

A flaw was found in the HDLC_PPP module of the Linux kernel in versions before 5.9-rc7. Memory corruption and a read overflow is caused by improper input validation in the ppp_cp_parse_cr function which can cause the system to crash or cause a denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

CVSS Scores

version 3.1