Out-of-bounds Read Affecting glib2 package, versions *


medium

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.15% (51st percentile)
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NVD
7.5 high
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SUSE
6.8 medium
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Red Hat
7.5 high

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  • Snyk ID SNYK-CENTOS6-GLIB2-2005921
  • published 26 Jul 2021
  • disclosed 28 Jul 2019

How to fix?

There is no fixed version for Centos:6 glib2.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glib2 package and not the glib2 package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

An out-of-bounds read was discovered in PCRE before 10.34 when the pattern \X is JIT compiled and used to match specially crafted subjects in non-UTF mode. Applications that use PCRE to parse untrusted input may be vulnerable to this flaw, which would allow an attacker to crash the application. The flaw occurs in do_extuni_no_utf in pcre2_jit_compile.c.