Out-of-Bounds Affecting glibc package, versions <0:2.26-28.amzn2.0.1


0.0
medium

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.33% (71st percentile)
Expand this section
NVD
9.8 critical
Expand this section
Red Hat
5.5 medium

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk ID SNYK-AMZN2-GLIBC-1663617
  • published 27 Sep 2021
  • disclosed 22 Oct 2017

How to fix?

Upgrade Amazon-Linux:2 glibc to version 0:2.26-28.amzn2.0.1 or higher.
This issue was patched in ALAS2-2018-1048.

NVD Description

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

The glob function in glob.c in the GNU C Library (aka glibc or libc6) before 2.27 contains a buffer overflow during unescaping of user names with the ~ operator.