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Out-of-bounds Write Affecting glibc-common package, versions <0:2.17-260.175.amzn1

0.0
medium

Snyk CVSS

    Attack Complexity High

    Threat Intelligence

    EPSS 0.06% (22nd percentile)
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NVD
7.8 high
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SUSE
5.6 medium
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Red Hat
5.6 medium

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  • Snyk ID SNYK-AMZN201803-GLIBCCOMMON-1715780
  • published 27 Sep 2021
  • disclosed 18 May 2018
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Introduced: 18 May 2018

CVE-2018-11237 Open this link in a new tab
CWE-787 Open this link in a new tab

How to fix?

Upgrade Amazon-Linux:2018.03 glibc-common to version 0:2.17-260.175.amzn1 or higher.
This issue was patched in ALAS-2018-1109.

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:2018.03 relevant fixed versions and status.

An AVX-512-optimized implementation of the mempcpy function in the GNU C Library (aka glibc or libc6) 2.27 and earlier may write data beyond the target buffer, leading to a buffer overflow in __mempcpy_avx512_no_vzeroupper.