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Red Hat: CVE-2020-12723: corruption of intermediate language state of compiled regular expression due to recursive S_study_chunk() calls leads to DoS (Multiple Advisories)

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Red Hat: CVE-2020-12723: corruption of intermediate language state of compiled regular expression due to recursive S_study_chunk() calls leads to DoS (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
06/05/2020
Created
02/05/2021
Added
02/04/2021
Modified
12/15/2023

Description

regcomp.c in Perl before 5.30.3 allows a buffer overflow via a crafted regular expression because of recursive S_study_chunk calls.

Solution(s)

  • redhat-upgrade-perl
  • redhat-upgrade-perl-attribute-handlers
  • redhat-upgrade-perl-core
  • redhat-upgrade-perl-cpan
  • redhat-upgrade-perl-debuginfo
  • redhat-upgrade-perl-debugsource
  • redhat-upgrade-perl-devel
  • redhat-upgrade-perl-devel-peek
  • redhat-upgrade-perl-devel-peek-debuginfo
  • redhat-upgrade-perl-devel-selfstubber
  • redhat-upgrade-perl-errno
  • redhat-upgrade-perl-extutils-cbuilder
  • redhat-upgrade-perl-extutils-embed
  • redhat-upgrade-perl-extutils-install
  • redhat-upgrade-perl-extutils-miniperl
  • redhat-upgrade-perl-interpreter
  • redhat-upgrade-perl-interpreter-debuginfo
  • redhat-upgrade-perl-io
  • redhat-upgrade-perl-io-debuginfo
  • redhat-upgrade-perl-io-zlib
  • redhat-upgrade-perl-libnetcfg
  • redhat-upgrade-perl-libs
  • redhat-upgrade-perl-libs-debuginfo
  • redhat-upgrade-perl-locale-maketext-simple
  • redhat-upgrade-perl-macros
  • redhat-upgrade-perl-math-complex
  • redhat-upgrade-perl-memoize
  • redhat-upgrade-perl-module-corelist
  • redhat-upgrade-perl-module-loaded
  • redhat-upgrade-perl-net-ping
  • redhat-upgrade-perl-object-accessor
  • redhat-upgrade-perl-open
  • redhat-upgrade-perl-package-constants
  • redhat-upgrade-perl-pod-escapes
  • redhat-upgrade-perl-pod-html
  • redhat-upgrade-perl-selfloader
  • redhat-upgrade-perl-test
  • redhat-upgrade-perl-tests
  • redhat-upgrade-perl-time-piece
  • redhat-upgrade-perl-time-piece-debuginfo
  • redhat-upgrade-perl-utils

References

  • CVE-2020-12723
  • RHSA-2021:0343
  • RHSA-2021:0557
  • RHSA-2021:0883
  • RHSA-2021:1032
  • RHSA-2021:2184

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