Improper Data Handling Affecting libcrypt package, versions <0:2.26-62.amzn2


medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required

    Threat Intelligence

    EPSS 0.3% (70th percentile)
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NVD
5.9 medium
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SUSE
5.1 medium
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Red Hat
3.3 low

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  • Snyk ID SNYK-AMZN2-LIBCRYPT-3110303
  • published 9 Nov 2022
  • disclosed 20 Mar 2017

How to fix?

Upgrade Amazon-Linux:2 libcrypt to version 0:2.26-62.amzn2 or higher.
This issue was patched in ALAS2-2022-1869.

NVD Description

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

The pop_fail_stack function in the GNU C Library (aka glibc or libc6) allows context-dependent attackers to cause a denial of service (assertion failure and application crash) via vectors related to extended regular expression processing.