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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.1243 python security update 8 April 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: python Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Impact/Access: Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Unauthorised Access -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-9948 CVE-2019-9947 CVE-2019-9740 CVE-2018-14647 CVE-2018-1061 CVE-2018-1060 Reference: ASB-2019.0081 ESB-2020.1174 ESB-2020.0397 ESB-2020.0177 ESB-2019.4645 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:1346 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: python security update Advisory ID: RHSA-2020:1346-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:1346 Issue date: 2020-04-07 CVE Names: CVE-2018-1060 CVE-2018-1061 CVE-2018-14647 CVE-2019-9740 CVE-2019-9947 CVE-2019-9948 ===================================================================== 1. Summary: An update for python is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended Update Support, and Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions. 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 Server AUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server E4S (v. 7.4) - ppc64le, x86_64 Red Hat Enterprise Linux Server Optional AUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server Optional E4S (v. 7.4) - ppc64le, x86_64 Red Hat Enterprise Linux Server Optional TUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server TUS (v. 7.4) - x86_64 3. Description: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fix(es): * python: DOS via regular expression backtracking in difflib.IS_LINE_JUNK method in difflib (CVE-2018-1061) * python: Missing salt initialization in _elementtree.c module (CVE-2018-14647) * python: CRLF injection via the query part of the url passed to urlopen() (CVE-2019-9740) * python: CRLF injection via the path part of the url passed to urlopen() (CVE-2019-9947) * python: Undocumented local_file protocol allows remote attackers to bypass protection mechanisms (CVE-2019-9948) * python: DOS via regular expression catastrophic backtracking in apop() method in pop3lib (CVE-2018-1060) 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/): 1549191 - CVE-2018-1060 python: DOS via regular expression catastrophic backtracking in apop() method in pop3lib 1549192 - CVE-2018-1061 python: DOS via regular expression backtracking in difflib.IS_LINE_JUNK method in difflib 1631822 - CVE-2018-14647 python: Missing salt initialization in _elementtree.c module 1688169 - CVE-2019-9740 python: CRLF injection via the query part of the url passed to urlopen() 1695570 - CVE-2019-9948 python: Undocumented local_file protocol allows remote attackers to bypass protection mechanisms 1695572 - CVE-2019-9947 python: CRLF injection via the path part of the url passed to urlopen() 6. Package List: Red Hat Enterprise Linux Server AUS (v. 7.4): Source: python-2.7.5-63.el7_4.src.rpm x86_64: python-2.7.5-63.el7_4.x86_64.rpm python-debuginfo-2.7.5-63.el7_4.i686.rpm python-debuginfo-2.7.5-63.el7_4.x86_64.rpm python-devel-2.7.5-63.el7_4.x86_64.rpm python-libs-2.7.5-63.el7_4.i686.rpm python-libs-2.7.5-63.el7_4.x86_64.rpm Red Hat Enterprise Linux Server E4S (v. 7.4): Source: python-2.7.5-63.el7_4.src.rpm ppc64le: python-2.7.5-63.el7_4.ppc64le.rpm python-debuginfo-2.7.5-63.el7_4.ppc64le.rpm python-devel-2.7.5-63.el7_4.ppc64le.rpm python-libs-2.7.5-63.el7_4.ppc64le.rpm x86_64: python-2.7.5-63.el7_4.x86_64.rpm python-debuginfo-2.7.5-63.el7_4.i686.rpm python-debuginfo-2.7.5-63.el7_4.x86_64.rpm python-devel-2.7.5-63.el7_4.x86_64.rpm python-libs-2.7.5-63.el7_4.i686.rpm python-libs-2.7.5-63.el7_4.x86_64.rpm Red Hat Enterprise Linux Server TUS (v. 7.4): Source: python-2.7.5-63.el7_4.src.rpm x86_64: python-2.7.5-63.el7_4.x86_64.rpm python-debuginfo-2.7.5-63.el7_4.i686.rpm python-debuginfo-2.7.5-63.el7_4.x86_64.rpm python-devel-2.7.5-63.el7_4.x86_64.rpm python-libs-2.7.5-63.el7_4.i686.rpm python-libs-2.7.5-63.el7_4.x86_64.rpm Red Hat Enterprise Linux Server Optional AUS (v. 7.4): x86_64: python-debug-2.7.5-63.el7_4.x86_64.rpm python-debuginfo-2.7.5-63.el7_4.x86_64.rpm python-test-2.7.5-63.el7_4.x86_64.rpm python-tools-2.7.5-63.el7_4.x86_64.rpm tkinter-2.7.5-63.el7_4.x86_64.rpm Red Hat Enterprise Linux Server Optional E4S (v. 7.4): ppc64le: python-debug-2.7.5-63.el7_4.ppc64le.rpm python-debuginfo-2.7.5-63.el7_4.ppc64le.rpm python-test-2.7.5-63.el7_4.ppc64le.rpm python-tools-2.7.5-63.el7_4.ppc64le.rpm tkinter-2.7.5-63.el7_4.ppc64le.rpm x86_64: python-debug-2.7.5-63.el7_4.x86_64.rpm python-debuginfo-2.7.5-63.el7_4.x86_64.rpm python-test-2.7.5-63.el7_4.x86_64.rpm python-tools-2.7.5-63.el7_4.x86_64.rpm tkinter-2.7.5-63.el7_4.x86_64.rpm Red Hat Enterprise Linux Server Optional TUS (v. 7.4): x86_64: python-debug-2.7.5-63.el7_4.x86_64.rpm python-debuginfo-2.7.5-63.el7_4.x86_64.rpm python-test-2.7.5-63.el7_4.x86_64.rpm python-tools-2.7.5-63.el7_4.x86_64.rpm tkinter-2.7.5-63.el7_4.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-2018-1060 https://access.redhat.com/security/cve/CVE-2018-1061 https://access.redhat.com/security/cve/CVE-2018-14647 https://access.redhat.com/security/cve/CVE-2019-9740 https://access.redhat.com/security/cve/CVE-2019-9947 https://access.redhat.com/security/cve/CVE-2019-9948 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 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXoxI3NzjgjWX9erEAQjQUQ//UYDBkNzz864LMni0iClMmcbxKabqcYeS IZq0rwUfbwjM4sP+Jz0UcizQ5sg9bnMiocJV+FvnEEPvhoUv93KI7NZiWNspwieq seOp24VVvWigr83DQa/s/4cgEiUKV36MXraQS+3sa9Hk5ACiK4N5jNW/p+oMcV5l 9yGW4KFjNi6LR67acUtJySoa98mtsGiJJThRy5c+gTFyS21qFiUTv4YRIkJCQijC aO15goNiDjFdcENB75q/Iy5eBl1L0TIFOyJnBpA63ybG6uyTdByTzjzMWXt5hsEe x2owrtfDH/NB4yE2MyA8AflkB4CHDjM+nBBoeFm/SUScqN3KnbRCtyQDULXfu0Gl e3ShGHAdIPX7KwoD03lvMQE1SiLAhBdVCmSqaKNI6Fss0wTFeZn9TAdXDeCoWLnD ryq8IQPXNiNm2ANtvvhet6fvIw3NbJyq3fF0jUveTHLhhV9xrhwXMot/L+FolFZ0 LzX8y8FqA1hksEdsALhom09SWwjcUIYfSnopP/58v3rRI+AVMjQft7KDFgi3yLfV yhQ2E4UK7+hIhPSmEgRmJZ0UH8jW9kZyjTc3pRIq7zjEholwnCast17+XC6CsXni swFGo6FLJ4hXAGFDRaXBLJEHd2+J0qj6yhP93ckcrKDDOdVACcEnXn48MzSSM/Be zA3ycNcyeik= =QxTZ - -----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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