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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.3376 cups security and bug fix update 30 September 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: cups Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Red Hat Enterprise Linux WS/Desktop 7 Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-8696 CVE-2019-8675 CVE-2017-18190 Reference: ESB-2020.1496 ESB-2019.3180 ESB-2018.0640 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:3864 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: cups security and bug fix update Advisory ID: RHSA-2020:3864-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:3864 Issue date: 2020-09-29 CVE Names: CVE-2017-18190 CVE-2019-8675 CVE-2019-8696 ===================================================================== 1. Summary: An update for cups 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: The Common UNIX Printing System (CUPS) provides a portable printing layer for Linux, UNIX, and similar operating systems. Security Fix(es): * cups: DNS rebinding attacks via incorrect whitelist (CVE-2017-18190) * cups: stack-buffer-overflow in libcups's asn1_get_type function (CVE-2019-8675) * cups: stack-buffer-overflow in libcups's asn1_get_packed function (CVE-2019-8696) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.9 Release Notes linked from 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 After installing this update, the cupsd service will be restarted automatically. 5. Bugs fixed (https://bugzilla.redhat.com/): 1546395 - CVE-2017-18190 cups: DNS rebinding attacks via incorrect whitelist 1715907 - CUPS- client: cupsGetPPD3() function tries to load PPD from IPP printer and not from the CUPS queue 1738455 - CVE-2019-8675 cups: stack-buffer-overflow in libcups's asn1_get_type function 1738497 - CVE-2019-8696 cups: stack-buffer-overflow in libcups's asn1_get_packed function 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: cups-1.6.3-51.el7.src.rpm noarch: cups-filesystem-1.6.3-51.el7.noarch.rpm x86_64: cups-1.6.3-51.el7.x86_64.rpm cups-client-1.6.3-51.el7.x86_64.rpm cups-debuginfo-1.6.3-51.el7.i686.rpm cups-debuginfo-1.6.3-51.el7.x86_64.rpm cups-libs-1.6.3-51.el7.i686.rpm cups-libs-1.6.3-51.el7.x86_64.rpm cups-lpd-1.6.3-51.el7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: cups-debuginfo-1.6.3-51.el7.i686.rpm cups-debuginfo-1.6.3-51.el7.x86_64.rpm cups-devel-1.6.3-51.el7.i686.rpm cups-devel-1.6.3-51.el7.x86_64.rpm cups-ipptool-1.6.3-51.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: cups-1.6.3-51.el7.src.rpm noarch: cups-filesystem-1.6.3-51.el7.noarch.rpm x86_64: cups-1.6.3-51.el7.x86_64.rpm cups-client-1.6.3-51.el7.x86_64.rpm cups-debuginfo-1.6.3-51.el7.i686.rpm cups-debuginfo-1.6.3-51.el7.x86_64.rpm cups-libs-1.6.3-51.el7.i686.rpm cups-libs-1.6.3-51.el7.x86_64.rpm cups-lpd-1.6.3-51.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: cups-debuginfo-1.6.3-51.el7.i686.rpm cups-debuginfo-1.6.3-51.el7.x86_64.rpm cups-devel-1.6.3-51.el7.i686.rpm cups-devel-1.6.3-51.el7.x86_64.rpm cups-ipptool-1.6.3-51.el7.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: cups-1.6.3-51.el7.src.rpm noarch: cups-filesystem-1.6.3-51.el7.noarch.rpm ppc64: cups-1.6.3-51.el7.ppc64.rpm cups-client-1.6.3-51.el7.ppc64.rpm cups-debuginfo-1.6.3-51.el7.ppc.rpm cups-debuginfo-1.6.3-51.el7.ppc64.rpm cups-devel-1.6.3-51.el7.ppc.rpm cups-devel-1.6.3-51.el7.ppc64.rpm cups-libs-1.6.3-51.el7.ppc.rpm cups-libs-1.6.3-51.el7.ppc64.rpm cups-lpd-1.6.3-51.el7.ppc64.rpm ppc64le: cups-1.6.3-51.el7.ppc64le.rpm cups-client-1.6.3-51.el7.ppc64le.rpm cups-debuginfo-1.6.3-51.el7.ppc64le.rpm cups-devel-1.6.3-51.el7.ppc64le.rpm cups-libs-1.6.3-51.el7.ppc64le.rpm cups-lpd-1.6.3-51.el7.ppc64le.rpm s390x: cups-1.6.3-51.el7.s390x.rpm cups-client-1.6.3-51.el7.s390x.rpm cups-debuginfo-1.6.3-51.el7.s390.rpm cups-debuginfo-1.6.3-51.el7.s390x.rpm cups-devel-1.6.3-51.el7.s390.rpm cups-devel-1.6.3-51.el7.s390x.rpm cups-libs-1.6.3-51.el7.s390.rpm cups-libs-1.6.3-51.el7.s390x.rpm cups-lpd-1.6.3-51.el7.s390x.rpm x86_64: cups-1.6.3-51.el7.x86_64.rpm cups-client-1.6.3-51.el7.x86_64.rpm cups-debuginfo-1.6.3-51.el7.i686.rpm cups-debuginfo-1.6.3-51.el7.x86_64.rpm cups-devel-1.6.3-51.el7.i686.rpm cups-devel-1.6.3-51.el7.x86_64.rpm cups-libs-1.6.3-51.el7.i686.rpm cups-libs-1.6.3-51.el7.x86_64.rpm cups-lpd-1.6.3-51.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: cups-debuginfo-1.6.3-51.el7.ppc64.rpm cups-ipptool-1.6.3-51.el7.ppc64.rpm ppc64le: cups-debuginfo-1.6.3-51.el7.ppc64le.rpm cups-ipptool-1.6.3-51.el7.ppc64le.rpm s390x: cups-debuginfo-1.6.3-51.el7.s390x.rpm cups-ipptool-1.6.3-51.el7.s390x.rpm x86_64: cups-debuginfo-1.6.3-51.el7.x86_64.rpm cups-ipptool-1.6.3-51.el7.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: cups-1.6.3-51.el7.src.rpm noarch: cups-filesystem-1.6.3-51.el7.noarch.rpm x86_64: cups-1.6.3-51.el7.x86_64.rpm cups-client-1.6.3-51.el7.x86_64.rpm cups-debuginfo-1.6.3-51.el7.i686.rpm cups-debuginfo-1.6.3-51.el7.x86_64.rpm cups-devel-1.6.3-51.el7.i686.rpm cups-devel-1.6.3-51.el7.x86_64.rpm cups-libs-1.6.3-51.el7.i686.rpm cups-libs-1.6.3-51.el7.x86_64.rpm cups-lpd-1.6.3-51.el7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: cups-debuginfo-1.6.3-51.el7.x86_64.rpm cups-ipptool-1.6.3-51.el7.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-2017-18190 https://access.redhat.com/security/cve/CVE-2019-8675 https://access.redhat.com/security/cve/CVE-2019-8696 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_release_notes/index 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 iQIVAwUBX3OfSNzjgjWX9erEAQip1g//fGQ6FQsoJ/QpnHB9KiGT507Wl0HwxQYz FaaarvC/P+E78cXLDikMs/eIY9dIXeyOZyPja/u4sNSwl/ZwPxqrm7ikV0va3UrE +NciXotVICT59ONqmFwNoBsAkxHG84hDxuhRKe8MDgJQWrOruXsbzxzznQam6s4v etRS7p8TPKDyYCGqQui8WRvFWQtVbtFHGR7Gnz5AMkTFanUqU9dxQu070UbUtkNl 6TpB++/AU9X48a/RkLlt7rgtEAT0eG0VJkPUxhollegIWxTq6ICuKwLcnH7jnphD nY5DEUE7NdP8rPkw9XKnKSlkIR68M3SMDhu/cfvwfj0QzsjzERRNdOIbKiFiV3/w Ayp2r2r9XxWAUXp7Rgm6meRlmNv+lTAyTXLVo3VrtGpU6221vszaiLhlQikqExsu 9DwvLWMyabQrdv+eWCYCRYyz/oiv+j7LjB6sN83baF9nF7WBSTIeTVq3ZgMo/orX vWmaRdN0ozVtKKsVGtns7Cb9UUIpU2h903i3VNa6SJKS1TyiqvkfG7Yq+h63BDyw CB3c0K/3W/KX9GhbqVLM/q45xBPkqCCliSoeibSL+LgbgAXokIXd4Pen9C76h6g2 FsI6JQ/SQ8iPaXDyWd8P7BVANKBIL/tXknRCQSUjC7mGJA372/euzQw98+FYCUzq RML7ea/mqjI= =bzrd - -----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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