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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.0925 perl security update 17 March 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: perl Publisher: Red Hat Operating System: Red Hat Impact/Access: Denial of Service -- Remote/Unauthenticated Reduced Security -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-12723 CVE-2020-10878 CVE-2020-10543 Reference: ESB-2021.0845 ESB-2021.0572 Original Bulletin: https://access.redhat.com/errata/RHSA-2021:0883 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: perl security update Advisory ID: RHSA-2021:0883-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:0883 Issue date: 2021-03-16 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 7.6 Extended Update Support. 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 ComputeNode EUS (v. 7.6) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) - x86_64 Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional EUS (v. 7.6) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, noarch, ppc64le, s390x Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le, s390x 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 1933589 - perl FTBFS: ../cpan/Time-Local/t/Local.t test fails in year 2020 [rhel-7.6.z] 6. Package List: Red Hat Enterprise Linux ComputeNode EUS (v. 7.6): Source: perl-5.16.3-294.el7_6.1.src.rpm noarch: perl-CPAN-1.9800-294.el7_6.1.noarch.rpm perl-ExtUtils-CBuilder-0.28.2.6-294.el7_6.1.noarch.rpm perl-ExtUtils-Embed-1.30-294.el7_6.1.noarch.rpm perl-ExtUtils-Install-1.58-294.el7_6.1.noarch.rpm perl-IO-Zlib-1.10-294.el7_6.1.noarch.rpm perl-Locale-Maketext-Simple-0.21-294.el7_6.1.noarch.rpm perl-Module-CoreList-2.76.02-294.el7_6.1.noarch.rpm perl-Module-Loaded-0.08-294.el7_6.1.noarch.rpm perl-Object-Accessor-0.42-294.el7_6.1.noarch.rpm perl-Package-Constants-0.02-294.el7_6.1.noarch.rpm perl-Pod-Escapes-1.04-294.el7_6.1.noarch.rpm x86_64: perl-5.16.3-294.el7_6.1.x86_64.rpm perl-Time-Piece-1.20.1-294.el7_6.1.x86_64.rpm perl-core-5.16.3-294.el7_6.1.x86_64.rpm perl-debuginfo-5.16.3-294.el7_6.1.i686.rpm perl-debuginfo-5.16.3-294.el7_6.1.x86_64.rpm perl-devel-5.16.3-294.el7_6.1.i686.rpm perl-devel-5.16.3-294.el7_6.1.x86_64.rpm perl-libs-5.16.3-294.el7_6.1.i686.rpm perl-libs-5.16.3-294.el7_6.1.x86_64.rpm perl-macros-5.16.3-294.el7_6.1.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6): x86_64: perl-debuginfo-5.16.3-294.el7_6.1.x86_64.rpm perl-tests-5.16.3-294.el7_6.1.x86_64.rpm Red Hat Enterprise Linux Server EUS (v. 7.6): Source: perl-5.16.3-294.el7_6.1.src.rpm noarch: perl-CPAN-1.9800-294.el7_6.1.noarch.rpm perl-ExtUtils-CBuilder-0.28.2.6-294.el7_6.1.noarch.rpm perl-ExtUtils-Embed-1.30-294.el7_6.1.noarch.rpm perl-ExtUtils-Install-1.58-294.el7_6.1.noarch.rpm perl-IO-Zlib-1.10-294.el7_6.1.noarch.rpm perl-Locale-Maketext-Simple-0.21-294.el7_6.1.noarch.rpm perl-Module-CoreList-2.76.02-294.el7_6.1.noarch.rpm perl-Module-Loaded-0.08-294.el7_6.1.noarch.rpm perl-Object-Accessor-0.42-294.el7_6.1.noarch.rpm perl-Package-Constants-0.02-294.el7_6.1.noarch.rpm perl-Pod-Escapes-1.04-294.el7_6.1.noarch.rpm ppc64: perl-5.16.3-294.el7_6.1.ppc64.rpm perl-Time-Piece-1.20.1-294.el7_6.1.ppc64.rpm perl-core-5.16.3-294.el7_6.1.ppc64.rpm perl-debuginfo-5.16.3-294.el7_6.1.ppc.rpm perl-debuginfo-5.16.3-294.el7_6.1.ppc64.rpm perl-devel-5.16.3-294.el7_6.1.ppc.rpm perl-devel-5.16.3-294.el7_6.1.ppc64.rpm perl-libs-5.16.3-294.el7_6.1.ppc.rpm perl-libs-5.16.3-294.el7_6.1.ppc64.rpm perl-macros-5.16.3-294.el7_6.1.ppc64.rpm ppc64le: perl-5.16.3-294.el7_6.1.ppc64le.rpm perl-Time-Piece-1.20.1-294.el7_6.1.ppc64le.rpm perl-core-5.16.3-294.el7_6.1.ppc64le.rpm perl-debuginfo-5.16.3-294.el7_6.1.ppc64le.rpm perl-devel-5.16.3-294.el7_6.1.ppc64le.rpm perl-libs-5.16.3-294.el7_6.1.ppc64le.rpm perl-macros-5.16.3-294.el7_6.1.ppc64le.rpm s390x: perl-5.16.3-294.el7_6.1.s390x.rpm perl-Time-Piece-1.20.1-294.el7_6.1.s390x.rpm perl-core-5.16.3-294.el7_6.1.s390x.rpm perl-debuginfo-5.16.3-294.el7_6.1.s390.rpm perl-debuginfo-5.16.3-294.el7_6.1.s390x.rpm perl-devel-5.16.3-294.el7_6.1.s390.rpm perl-devel-5.16.3-294.el7_6.1.s390x.rpm perl-libs-5.16.3-294.el7_6.1.s390.rpm perl-libs-5.16.3-294.el7_6.1.s390x.rpm perl-macros-5.16.3-294.el7_6.1.s390x.rpm x86_64: perl-5.16.3-294.el7_6.1.x86_64.rpm perl-Time-Piece-1.20.1-294.el7_6.1.x86_64.rpm perl-core-5.16.3-294.el7_6.1.x86_64.rpm perl-debuginfo-5.16.3-294.el7_6.1.i686.rpm perl-debuginfo-5.16.3-294.el7_6.1.x86_64.rpm perl-devel-5.16.3-294.el7_6.1.i686.rpm perl-devel-5.16.3-294.el7_6.1.x86_64.rpm perl-libs-5.16.3-294.el7_6.1.i686.rpm perl-libs-5.16.3-294.el7_6.1.x86_64.rpm perl-macros-5.16.3-294.el7_6.1.x86_64.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7): Source: perl-5.16.3-294.el7_6.1.src.rpm aarch64: perl-5.16.3-294.el7_6.1.aarch64.rpm perl-Time-Piece-1.20.1-294.el7_6.1.aarch64.rpm perl-core-5.16.3-294.el7_6.1.aarch64.rpm perl-debuginfo-5.16.3-294.el7_6.1.aarch64.rpm perl-devel-5.16.3-294.el7_6.1.aarch64.rpm perl-libs-5.16.3-294.el7_6.1.aarch64.rpm perl-macros-5.16.3-294.el7_6.1.aarch64.rpm noarch: perl-CPAN-1.9800-294.el7_6.1.noarch.rpm perl-ExtUtils-CBuilder-0.28.2.6-294.el7_6.1.noarch.rpm perl-ExtUtils-Embed-1.30-294.el7_6.1.noarch.rpm perl-ExtUtils-Install-1.58-294.el7_6.1.noarch.rpm perl-IO-Zlib-1.10-294.el7_6.1.noarch.rpm perl-Locale-Maketext-Simple-0.21-294.el7_6.1.noarch.rpm perl-Module-CoreList-2.76.02-294.el7_6.1.noarch.rpm perl-Module-Loaded-0.08-294.el7_6.1.noarch.rpm perl-Object-Accessor-0.42-294.el7_6.1.noarch.rpm perl-Package-Constants-0.02-294.el7_6.1.noarch.rpm perl-Pod-Escapes-1.04-294.el7_6.1.noarch.rpm ppc64le: perl-5.16.3-294.el7_6.1.ppc64le.rpm perl-Time-Piece-1.20.1-294.el7_6.1.ppc64le.rpm perl-core-5.16.3-294.el7_6.1.ppc64le.rpm perl-debuginfo-5.16.3-294.el7_6.1.ppc64le.rpm perl-devel-5.16.3-294.el7_6.1.ppc64le.rpm perl-libs-5.16.3-294.el7_6.1.ppc64le.rpm perl-macros-5.16.3-294.el7_6.1.ppc64le.rpm s390x: perl-5.16.3-294.el7_6.1.s390x.rpm perl-Time-Piece-1.20.1-294.el7_6.1.s390x.rpm perl-core-5.16.3-294.el7_6.1.s390x.rpm perl-debuginfo-5.16.3-294.el7_6.1.s390.rpm perl-debuginfo-5.16.3-294.el7_6.1.s390x.rpm perl-devel-5.16.3-294.el7_6.1.s390.rpm perl-devel-5.16.3-294.el7_6.1.s390x.rpm perl-libs-5.16.3-294.el7_6.1.s390.rpm perl-libs-5.16.3-294.el7_6.1.s390x.rpm perl-macros-5.16.3-294.el7_6.1.s390x.rpm Red Hat Enterprise Linux Server Optional EUS (v. 7.6): ppc64: perl-debuginfo-5.16.3-294.el7_6.1.ppc64.rpm perl-tests-5.16.3-294.el7_6.1.ppc64.rpm ppc64le: perl-debuginfo-5.16.3-294.el7_6.1.ppc64le.rpm perl-tests-5.16.3-294.el7_6.1.ppc64le.rpm s390x: perl-debuginfo-5.16.3-294.el7_6.1.s390x.rpm perl-tests-5.16.3-294.el7_6.1.s390x.rpm x86_64: perl-debuginfo-5.16.3-294.el7_6.1.x86_64.rpm perl-tests-5.16.3-294.el7_6.1.x86_64.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7): aarch64: perl-debuginfo-5.16.3-294.el7_6.1.aarch64.rpm perl-tests-5.16.3-294.el7_6.1.aarch64.rpm ppc64le: perl-debuginfo-5.16.3-294.el7_6.1.ppc64le.rpm perl-tests-5.16.3-294.el7_6.1.ppc64le.rpm s390x: perl-debuginfo-5.16.3-294.el7_6.1.s390x.rpm perl-tests-5.16.3-294.el7_6.1.s390x.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 <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYFDHuNzjgjWX9erEAQhhNA/9GQIs+FbNQuFMBT9C+/U2BUo/umK4rSk4 Je72FDg879OTTVSXCEsyWVJc+rgh5tvEMaN/89LXmJdOFngSjN9FBK3LFOMONOgD mhr9atQAGvJyUv9pzuKLAxd4fPab365w5OeID7GFcpWKV+EoutUkr+imnkLk1jQ5 eEzk8RFk0s6ZaAg/bpxWDbeAM1rGk6XQ+eZ0mOZjqiP3qb8nCVhg6kWChcxQMsJs 5MGzXQduqmFViwIgRJ1BiRTjg8iOLQ8kPwh8DRYKKArIkNoFQeMpNGQurYWZ32mg pgLo2/anveDKgr5AhphpNC/UveyFlVc7FrvSyB4pzf11h2EJ1eXcts56fXgmOYRX UOSFI0tzFlM+TrGicY9QpVlWZaO6TFdOAog2eZjUB5iFrK+Zha//vsqXlsceFBjw j/DHO3oeV1RP353Ukg2fi4Jusrw94wfPJd++q5PiS/gI2q5MsvN4gBE7pR/jgI9I 95p20J86uiuvYHp12nMvtOYXaTGB1VZOYjEeofRnWFMR1LstC7z1KKldUS6Mxrxq A1kGH2yGx1qwrVfS9D0NeqrTrO/Tht01K0O5S13iidHm+Jg/Gv7xqvU0Ph3KVFiZ 0LTEUZ09XX5/pCzbawmb0Tyy86M97o7RIvJVdqWQXR1GNP6KrFYjDmMuAVNAc3iZ rPmCgN8s+cI= =aYxA - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBYFFVPuNLKJtyKPYoAQjpIRAAk+292h5xcYLMBUuyTBt8WLgMFt3WRz1h 13z1WBPJf9U+D/5DX0k3COSjIRQIRSEV7VgCpvrTSmxJIXa32q8GEw+0VcdbW4ob xTANNqHbsArssC2q1hhVcpQkk9cPnq8kDmo/bLxawoYiZwfSsnEHEAPwNOHv8+jP rcf3Yq0Y+mRzzeS3HeLzuST/N4cAUg4q9ZR+kLSb3mLAbpPp4k8zWW/SFSxUp8vh J2DtOUu4zuEy2yC3Z2k9hsGTFujdEkDhoCKH7We5Ur4Awbtp1u4ASB/D6pMyszwB YrpoK/aGj62ihBpUTSOFWwtpOnSVEEBrSuHIWdYpQNjy6rqhD9oGpTXebVcI3OIM JF1O4qXlGce4YUhbpadgsVpDk512gxfHaCMpKTcpU5kV6/PyRSOWvawiuMSgItuj Kl5ggxdGR+x3+vDDiZW5yRpCDmEgh2R2PFTBV+lIyIc6KYNBCrIal17zXogV8ln5 1J5x33TYzRu92o2n2SBBNV0ZqfZoxkZO3TtrxOdm2+zeHMGg3+Hp5BlVKAVZEx1d aL7/yNy2wjaCetwYGD76X6DAnRZ4pJksBrzJd4qTYFJ/95b9HlsXtKSy9BO7wVzU 8oxBgnz0DNpFhwUWCSqEgiow38nNJeaQGLc3bCklPLZdCJL2+3nOjVGYeQp0yQHs hNyqeYzWI1M= =JT5W -----END PGP SIGNATURE-----