-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: perl security update Advisory ID: RHSA-2021:0343-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:0343 Issue date: 2021-02-02 CVE Names: CVE-2020-10543 CVE-2020-10878 CVE-2020-12723 ==================================================================== 1. Summary: An update for perl is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Client (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64 3. Description: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: heap-based buffer overflow in regular expression compiler leads to DoS (CVE-2020-10543) * perl: corruption of intermediate language state of compiled regular expression due to integer overflow leads to DoS (CVE-2020-10878) * perl: corruption of intermediate language state of compiled regular expression due to recursive S_study_chunk() calls leads to DoS (CVE-2020-12723) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1837975 - CVE-2020-10543 perl: heap-based buffer overflow in regular expression compiler leads to DoS 1837988 - CVE-2020-10878 perl: corruption of intermediate language state of compiled regular expression due to integer overflow leads to DoS 1838000 - CVE-2020-12723 perl: corruption of intermediate language state of compiled regular expression due to recursive S_study_chunk() calls leads to DoS 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: perl-5.16.3-299.el7_9.src.rpm noarch: perl-CPAN-1.9800-299.el7_9.noarch.rpm perl-ExtUtils-CBuilder-0.28.2.6-299.el7_9.noarch.rpm perl-ExtUtils-Embed-1.30-299.el7_9.noarch.rpm perl-ExtUtils-Install-1.58-299.el7_9.noarch.rpm perl-IO-Zlib-1.10-299.el7_9.noarch.rpm perl-Locale-Maketext-Simple-0.21-299.el7_9.noarch.rpm perl-Module-CoreList-2.76.02-299.el7_9.noarch.rpm perl-Module-Loaded-0.08-299.el7_9.noarch.rpm perl-Object-Accessor-0.42-299.el7_9.noarch.rpm perl-Package-Constants-0.02-299.el7_9.noarch.rpm perl-Pod-Escapes-1.04-299.el7_9.noarch.rpm x86_64: perl-5.16.3-299.el7_9.x86_64.rpm perl-Time-Piece-1.20.1-299.el7_9.x86_64.rpm perl-core-5.16.3-299.el7_9.x86_64.rpm perl-debuginfo-5.16.3-299.el7_9.i686.rpm perl-debuginfo-5.16.3-299.el7_9.x86_64.rpm perl-devel-5.16.3-299.el7_9.i686.rpm perl-devel-5.16.3-299.el7_9.x86_64.rpm perl-libs-5.16.3-299.el7_9.i686.rpm perl-libs-5.16.3-299.el7_9.x86_64.rpm perl-macros-5.16.3-299.el7_9.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: perl-debuginfo-5.16.3-299.el7_9.x86_64.rpm perl-tests-5.16.3-299.el7_9.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: perl-5.16.3-299.el7_9.src.rpm noarch: perl-CPAN-1.9800-299.el7_9.noarch.rpm perl-ExtUtils-CBuilder-0.28.2.6-299.el7_9.noarch.rpm perl-ExtUtils-Embed-1.30-299.el7_9.noarch.rpm perl-ExtUtils-Install-1.58-299.el7_9.noarch.rpm perl-IO-Zlib-1.10-299.el7_9.noarch.rpm perl-Locale-Maketext-Simple-0.21-299.el7_9.noarch.rpm perl-Module-CoreList-2.76.02-299.el7_9.noarch.rpm perl-Module-Loaded-0.08-299.el7_9.noarch.rpm perl-Object-Accessor-0.42-299.el7_9.noarch.rpm perl-Package-Constants-0.02-299.el7_9.noarch.rpm perl-Pod-Escapes-1.04-299.el7_9.noarch.rpm x86_64: perl-5.16.3-299.el7_9.x86_64.rpm perl-Time-Piece-1.20.1-299.el7_9.x86_64.rpm perl-core-5.16.3-299.el7_9.x86_64.rpm perl-debuginfo-5.16.3-299.el7_9.i686.rpm perl-debuginfo-5.16.3-299.el7_9.x86_64.rpm perl-devel-5.16.3-299.el7_9.i686.rpm perl-devel-5.16.3-299.el7_9.x86_64.rpm perl-libs-5.16.3-299.el7_9.i686.rpm perl-libs-5.16.3-299.el7_9.x86_64.rpm perl-macros-5.16.3-299.el7_9.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: perl-debuginfo-5.16.3-299.el7_9.x86_64.rpm perl-tests-5.16.3-299.el7_9.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: perl-5.16.3-299.el7_9.src.rpm noarch: perl-CPAN-1.9800-299.el7_9.noarch.rpm perl-ExtUtils-CBuilder-0.28.2.6-299.el7_9.noarch.rpm perl-ExtUtils-Embed-1.30-299.el7_9.noarch.rpm perl-ExtUtils-Install-1.58-299.el7_9.noarch.rpm perl-IO-Zlib-1.10-299.el7_9.noarch.rpm perl-Locale-Maketext-Simple-0.21-299.el7_9.noarch.rpm perl-Module-CoreList-2.76.02-299.el7_9.noarch.rpm perl-Module-Loaded-0.08-299.el7_9.noarch.rpm perl-Object-Accessor-0.42-299.el7_9.noarch.rpm perl-Package-Constants-0.02-299.el7_9.noarch.rpm perl-Pod-Escapes-1.04-299.el7_9.noarch.rpm ppc64: perl-5.16.3-299.el7_9.ppc64.rpm perl-Time-Piece-1.20.1-299.el7_9.ppc64.rpm perl-core-5.16.3-299.el7_9.ppc64.rpm perl-debuginfo-5.16.3-299.el7_9.ppc.rpm perl-debuginfo-5.16.3-299.el7_9.ppc64.rpm perl-devel-5.16.3-299.el7_9.ppc.rpm perl-devel-5.16.3-299.el7_9.ppc64.rpm perl-libs-5.16.3-299.el7_9.ppc.rpm perl-libs-5.16.3-299.el7_9.ppc64.rpm perl-macros-5.16.3-299.el7_9.ppc64.rpm ppc64le: perl-5.16.3-299.el7_9.ppc64le.rpm perl-Time-Piece-1.20.1-299.el7_9.ppc64le.rpm perl-core-5.16.3-299.el7_9.ppc64le.rpm perl-debuginfo-5.16.3-299.el7_9.ppc64le.rpm perl-devel-5.16.3-299.el7_9.ppc64le.rpm perl-libs-5.16.3-299.el7_9.ppc64le.rpm perl-macros-5.16.3-299.el7_9.ppc64le.rpm s390x: perl-5.16.3-299.el7_9.s390x.rpm perl-Time-Piece-1.20.1-299.el7_9.s390x.rpm perl-core-5.16.3-299.el7_9.s390x.rpm perl-debuginfo-5.16.3-299.el7_9.s390.rpm perl-debuginfo-5.16.3-299.el7_9.s390x.rpm perl-devel-5.16.3-299.el7_9.s390.rpm perl-devel-5.16.3-299.el7_9.s390x.rpm perl-libs-5.16.3-299.el7_9.s390.rpm perl-libs-5.16.3-299.el7_9.s390x.rpm perl-macros-5.16.3-299.el7_9.s390x.rpm x86_64: perl-5.16.3-299.el7_9.x86_64.rpm perl-Time-Piece-1.20.1-299.el7_9.x86_64.rpm perl-core-5.16.3-299.el7_9.x86_64.rpm perl-debuginfo-5.16.3-299.el7_9.i686.rpm perl-debuginfo-5.16.3-299.el7_9.x86_64.rpm perl-devel-5.16.3-299.el7_9.i686.rpm perl-devel-5.16.3-299.el7_9.x86_64.rpm perl-libs-5.16.3-299.el7_9.i686.rpm perl-libs-5.16.3-299.el7_9.x86_64.rpm perl-macros-5.16.3-299.el7_9.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: perl-debuginfo-5.16.3-299.el7_9.ppc64.rpm perl-tests-5.16.3-299.el7_9.ppc64.rpm ppc64le: perl-debuginfo-5.16.3-299.el7_9.ppc64le.rpm perl-tests-5.16.3-299.el7_9.ppc64le.rpm s390x: perl-debuginfo-5.16.3-299.el7_9.s390x.rpm perl-tests-5.16.3-299.el7_9.s390x.rpm x86_64: perl-debuginfo-5.16.3-299.el7_9.x86_64.rpm perl-tests-5.16.3-299.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: perl-5.16.3-299.el7_9.src.rpm noarch: perl-CPAN-1.9800-299.el7_9.noarch.rpm perl-ExtUtils-CBuilder-0.28.2.6-299.el7_9.noarch.rpm perl-ExtUtils-Embed-1.30-299.el7_9.noarch.rpm perl-ExtUtils-Install-1.58-299.el7_9.noarch.rpm perl-IO-Zlib-1.10-299.el7_9.noarch.rpm perl-Locale-Maketext-Simple-0.21-299.el7_9.noarch.rpm perl-Module-CoreList-2.76.02-299.el7_9.noarch.rpm perl-Module-Loaded-0.08-299.el7_9.noarch.rpm perl-Object-Accessor-0.42-299.el7_9.noarch.rpm perl-Package-Constants-0.02-299.el7_9.noarch.rpm perl-Pod-Escapes-1.04-299.el7_9.noarch.rpm x86_64: perl-5.16.3-299.el7_9.x86_64.rpm perl-Time-Piece-1.20.1-299.el7_9.x86_64.rpm perl-core-5.16.3-299.el7_9.x86_64.rpm perl-debuginfo-5.16.3-299.el7_9.i686.rpm perl-debuginfo-5.16.3-299.el7_9.x86_64.rpm perl-devel-5.16.3-299.el7_9.i686.rpm perl-devel-5.16.3-299.el7_9.x86_64.rpm perl-libs-5.16.3-299.el7_9.i686.rpm perl-libs-5.16.3-299.el7_9.x86_64.rpm perl-macros-5.16.3-299.el7_9.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: perl-debuginfo-5.16.3-299.el7_9.x86_64.rpm perl-tests-5.16.3-299.el7_9.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2020-10543 https://access.redhat.com/security/cve/CVE-2020-10878 https://access.redhat.com/security/cve/CVE-2020-12723 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYBlBRdzjgjWX9erEAQgfWQ/+Pzq//upZZVPBq5+myRLRJCef7277Y+9k 54oh8wOTwtwEMs9ye5Y1FDmAxVd4fWX3JgAss1KE86Hhm5OoCX/FJ0/RGguMR1l2 qwmWtfGuZjrn1SmjdHlf8B/bC0f20IadUUbY/8clpFiMxe5V1g8s9ZgbHv/MBWnm Awac/6LPc7Eb24OnIuTKLYEcQRxuBG1KdikM1NN1uJU5WHkbhZfKWFMnjKihsPGp 42vnomd0P7RdXNc4FbuNlkm2iw04woJyz1AYPdScswWJqawQSbre6+3wpnHlWs4K RerhKZiJLJsC0XmSpma62I4kYbVlniYPcbrF4Zfo1j1vIIvjmOL26B/3JsUVtwfm AKVuAu8DbNIkdSo2CS2gauLWsykukprPx16X8n8Xlb9Kr9iL/r2/sI/jUGce+50S aoe2Hb40VIX6sHPLiEmWP0ufuoDxJZ2mY9mhqAMGt/xCPrZ/Pst0y4hewJVo2AIf /LG758/KJWYBx2ILfBwA07O829irVDnbw5blT47fS3qiqAzXRTp56xkCCnLQ0BGQ Ip3DFIwNVxznKYOgubXJBGl3xYHI+P/bu8tcCAYMaN4hAHdFrqJbPMNLLGf37L73 N83csDc07k/WsKua5atl3suUuYRWxSq6CnV9KNU4aUaKEmu+de+D2k34vn2+le0S HB63T1smQXA=Oj1P -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce