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Reachable Assertion Affecting glibc-common package, versions <0:2.26-41.amzn2

high

Snyk CVSS

    Attack Complexity High
    User Interaction Required
    Availability High

    Threat Intelligence

    EPSS 0.25% (65th percentile)
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NVD
4.8 medium
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SUSE
6.5 medium
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Red Hat
4.8 medium

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  • Snyk ID SNYK-AMZN2-GLIBCCOMMON-1695878
  • published 27 Sep 2021
  • disclosed 4 Dec 2020
Report a new vulnerability Found a mistake?

Introduced: 4 Dec 2020

CVE-2020-29562 Open this link in a new tab
CWE-617 Open this link in a new tab

How to fix?

Upgrade Amazon-Linux:2 glibc-common to version 0:2.26-41.amzn2 or higher.
This issue was patched in ALAS2-2021-1605.

NVD Description

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

The iconv function in the GNU C Library (aka glibc or libc6) 2.30 to 2.32, when converting UCS4 text containing an irreversible character, fails an assertion in the code path and aborts the program, potentially resulting in a denial of service.