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Out-of-bounds Read Affecting gawk package, versions <0:4.0.2-4.amzn2.1.3

low

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Availability High

    Threat Intelligence

    EPSS 0.06% (26th percentile)
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NVD
7.1 high
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SUSE
3.3 low
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Red Hat
6.1 medium

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  • Snyk ID SNYK-AMZN2-GAWK-6098490
  • published 5 Dec 2023
  • disclosed 25 Sep 2023
Report a new vulnerability Found a mistake?

Introduced: 25 Sep 2023

CVE-2023-4156 Open this link in a new tab
CWE-125 Open this link in a new tab

How to fix?

Upgrade Amazon-Linux:2 gawk to version 0:4.0.2-4.amzn2.1.3 or higher.
This issue was patched in ALAS2-2023-2357.

NVD Description

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

A heap out-of-bounds read flaw was found in builtin.c in the gawk package. This issue may lead to a crash and could be used to read sensitive information.