Uncontrolled Recursion Affecting glibc package, versions *


low

Snyk CVSS

    Attack Complexity Low
    Availability High
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NVD
7.5 high

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  • Snyk ID SNYK-DEBIAN11-GLIBC-521199
  • published 26 Feb 2019
  • disclosed 26 Feb 2019

How to fix?

There is no fixed version for Debian:11 glibc.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glibc package and not the glibc package as distributed by Debian:11. See How to fix? for Debian:11 relevant fixed versions and status.

** DISPUTED ** In the GNU C Library (aka glibc or libc6) through 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(|)(\1\1)*' in grep, a different issue than CVE-2018-20796. NOTE: the software maintainer disputes that this is a vulnerability because the behavior occurs only with a crafted pattern.