Improper Input Validation Affecting glibc-common package, versions <0:2.26-41.amzn2


high

Snyk CVSS

    Attack Complexity Low
    User Interaction Required

    Threat Intelligence

    EPSS 0.69% (80th percentile)
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NVD
5.9 medium
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SUSE
3.3 low
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Red Hat
3.3 low

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  • Snyk ID SNYK-AMZN2-GLIBCCOMMON-1694865
  • published 27 Sep 2021
  • disclosed 2 Mar 2017

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 program in the GNU C Library (aka glibc or libc6) 2.31 and earlier, when invoked with multiple suffixes in the destination encoding (TRANSLATE or IGNORE) along with the -c option, enters an infinite loop when processing invalid multi-byte input sequences, leading to a denial of service.