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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.3720 patch security update 4 October 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: patch Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Red Hat Enterprise Linux WS/Desktop 7 Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-13638 CVE-2018-20969 Reference: ESB-2019.3545 Original Bulletin: https://access.redhat.com/errata/RHSA-2019:2964 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: patch security update Advisory ID: RHSA-2019:2964-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:2964 Issue date: 2019-10-03 CVE Names: CVE-2018-20969 CVE-2019-13638 ===================================================================== 1. Summary: An update for patch is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. 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) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 3. Description: The patch program applies diff files to originals. The diff command is used to compare an original to a changed file. Diff lists the changes made to the file. A person who has the original file can then use the patch command with the diff file to add the changes to their original file (patching the file). Security Fix(es): * patch: do_ed_script in pch.c does not block strings beginning with a ! character (CVE-2018-20969) * patch: OS shell command injection when processing crafted patch files (CVE-2019-13638) 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/): 1733916 - CVE-2019-13638 patch: OS shell command injection when processing crafted patch files 1746672 - CVE-2018-20969 patch: do_ed_script in pch.c does not block strings beginning with a ! character 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: patch-2.7.1-12.el7_7.src.rpm x86_64: patch-2.7.1-12.el7_7.x86_64.rpm patch-debuginfo-2.7.1-12.el7_7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: patch-2.7.1-12.el7_7.src.rpm x86_64: patch-2.7.1-12.el7_7.x86_64.rpm patch-debuginfo-2.7.1-12.el7_7.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: patch-2.7.1-12.el7_7.src.rpm ppc64: patch-2.7.1-12.el7_7.ppc64.rpm patch-debuginfo-2.7.1-12.el7_7.ppc64.rpm ppc64le: patch-2.7.1-12.el7_7.ppc64le.rpm patch-debuginfo-2.7.1-12.el7_7.ppc64le.rpm s390x: patch-2.7.1-12.el7_7.s390x.rpm patch-debuginfo-2.7.1-12.el7_7.s390x.rpm x86_64: patch-2.7.1-12.el7_7.x86_64.rpm patch-debuginfo-2.7.1-12.el7_7.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: patch-2.7.1-12.el7_7.src.rpm x86_64: patch-2.7.1-12.el7_7.x86_64.rpm patch-debuginfo-2.7.1-12.el7_7.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-2018-20969 https://access.redhat.com/security/cve/CVE-2019-13638 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXZYAFNzjgjWX9erEAQjatw//R3Hu3fHwkzbyGdEjDnmSBg2LITobQh0Z Frn4Htxxldz8N5wHCoW9qu0NucQ28C6JxnDSqQaOGCBe+2JAzt01edKVjKjMP+/2 BBVd4lnbFC3OsAKqqmGM3MnNkn00L5ZpDJxq2G4vwaqSm0hQAQtTxya9/jLPTb+T s3Xwml+H1zXj0fWyKXI0ZGOhUTzyrLQod9g1bSxvT+oVCiYerYsybNuI/iFCd2Ad ktQ/Cnt7JpFMFEDTv+zgss9fMCxBfDhrlJN1G4rxYLprmhrn0cc8BJYtLgLihjxW H+PT0wyfkL9r5MT37GHhkHjdm/B+2BXMtnsycbd7PNe846JU0em+xRZDlO0wGags 1kHfeflH/5yMKMas33v4Q+VBFm7wN62dc7xrCzlZoe3x644rZqH1z3hlnpzkrshk vC58gAHDm/8wGV3GBSAPeoR8Ck0YR1gpQi+Mg9HKxXBP42LwqP5gVpP59oKU3r8u NnvMqsdJFqkzasCP9Iaf/mXxP3poC1HJc/cxSXb93VxBBXQ5Ds3bTGvrgg+XRysX elMW3xGMIq+EgV8Dh/6aHdsiAW5qSV0n9GO7utx/Px+sQ2iz11hM7Hm4cbjtvxQg F1KqkbVNnMMgTejXRChWfEVAFYhDvMdtIwJVqw/eZRDKe+cNjiVk/4JxNuP5KUvZ yK3SNxjdRik= =izs2 - -----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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It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXZZ2GmaOgq3Tt24GAQjbaA//WfbVni05sqQ5+9NVzBUj+4X9VYWjngg2 oA4+b94yuSxnH2c+WAt61cESMYqMgJpKfo5aykF0CLS9Xadk9dHzkBin2QAfNf8Z TZ84/MXN0W7BryEJ4nXCBSW3kgLNM39r9WZsGm815ziRDgob0I18ho26t6+ni/Gj 3CCTondxq6pLGqcf+NjvnMZp7JfIElSvN6/EldriGeXT7M/EVRnGHIYbMtTU3g9g ZUVGD4585lz9Q+lmaacu0kVhY6Fus5i7q/x+Wr+xn8Cjn4qwBBByJwDOpUmFFq4X upyDDDf8FdV1X5473wK4Y1FuMiCTXRvWLaafWhlL75TVw/9jVzRZoS5LET1n/88Z NgbpJcrBXkhn1fwtxq+NYxbQWbOSSa99SH3GrTUpEfok51GasFUHonrDDkJCy1cb DXwsZPegaX+21pNFV2P8/wLcGeNS/bu0o9KLxm2rNKOK5KFWEtO02LvYAh+sLxxD UyoGBHz3KggSob0Z1unl6TS9xgKKKqmonn0kO09J1guU7sxcpFVUz4+8TzlEKOmx e1BI3rHiMePy58GWiy6qHrxP7K4lywjJMIjyEBgbAr1JMkbjLRTOpw+77tD849h3 UhxhiEZACAtp/7o5vOVXe4dlx48MbCbmzjtJcUq6LEz8n1BME2So/gsRCA3yBNid 8lAQB1wXSqI= =kMzx -----END PGP SIGNATURE-----