Improper Input Validation Affecting glibc-common package, versions *


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.6% (79th percentile)

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  • Snyk IDSNYK-CENTOS7-GLIBCCOMMON-1937432
  • published26 Jul 2021
  • disclosed20 Mar 2019

Introduced: 20 Mar 2019

CVE-2009-5155  (opens in a new tab)
CWE-20  (opens in a new tab)
CWE-185  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 glibc-common.

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 Centos. See How to fix? for Centos:7 relevant fixed versions and status.

In the GNU C Library (aka glibc or libc6) before 2.28, parse_reg_exp in posix/regcomp.c misparses alternatives, which allows attackers to cause a denial of service (assertion failure and application exit) or trigger an incorrect result by attempting a regular-expression match.