Memory Leak Affecting squid-debuginfo package, versions <7:3.5.20-17.amzn2.7.2


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
3.27% (92nd percentile)

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  • Snyk IDSNYK-AMZN2-SQUIDDEBUGINFO-3328139
  • published22 Feb 2023
  • disclosed27 May 2021

Introduced: 27 May 2021

CVE-2021-28651  (opens in a new tab)
CWE-401  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 squid-debuginfo to version 7:3.5.20-17.amzn2.7.2 or higher.
This issue was patched in ALAS2-2023-1950.

NVD Description

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

An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to a buffer-management bug, it allows a denial of service. When resolving a request with the urn: scheme, the parser leaks a small amount of memory. However, there is an unspecified attack methodology that can easily trigger a large amount of memory consumption.

CVSS Scores

version 3.1