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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.2021 .NET Core on Red Hat Enterprise Linux security update 11 June 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: .NET Core Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Red Hat Enterprise Linux WS/Desktop 7 Red Hat Enterprise Linux Server 8 Red Hat Enterprise Linux WS/Desktop 8 Red Hat Impact/Access: Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2020-1108 Reference: ASB-2020.0098 ESB-2020.2010 ESB-2020.1982 ESB-2020.1814 ESB-2020.1691 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:2475 https://access.redhat.com/errata/RHSA-2020:2476 https://access.redhat.com/errata/RHSA-2020:2471 Comment: This bulletin contains three (3) Red Hat security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: .NET Core on Red Hat Enterprise Linux 7 security update Advisory ID: RHSA-2020:2475-01 Product: .NET Core on Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2475 Issue date: 2020-06-10 CVE Names: CVE-2020-1108 ===================================================================== 1. Summary: An update for rh-dotnet31-dotnet is now available for .NET Core on 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: .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 .NET Core on Red Hat Enterprise Linux Server (v. 7) - x86_64 .NET Core on Red Hat Enterprise Linux Workstation (v. 7) - x86_64 3. Description: .NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET Core that address a security vulnerability are now available. The updated versions are .NET Core SDK 3.1.105 and .NET Core Runtime 3.1.5. Security Fix(es): * dotnet: Denial of service via untrusted input (CVE-2020-1108) This is an additional update to comprehensively address CVE-2020-1108. Default inclusions for applications built with .NET Core have been updated to reference the newest versions and their security fixes. 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/): 1827643 - CVE-2020-1108 dotnet: Denial of service via untrusted input 6. Package List: .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7): Source: rh-dotnet31-dotnet-3.1.105-1.el7.src.rpm x86_64: rh-dotnet31-aspnetcore-runtime-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-3.1.105-1.el7.x86_64.rpm rh-dotnet31-dotnet-apphost-pack-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-debuginfo-3.1.105-1.el7.x86_64.rpm rh-dotnet31-dotnet-host-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-hostfxr-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-runtime-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-sdk-3.1-3.1.105-1.el7.x86_64.rpm rh-dotnet31-dotnet-targeting-pack-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-templates-3.1-3.1.105-1.el7.x86_64.rpm rh-dotnet31-netstandard-targeting-pack-2.1-3.1.105-1.el7.x86_64.rpm .NET Core on Red Hat Enterprise Linux Server (v. 7): Source: rh-dotnet31-dotnet-3.1.105-1.el7.src.rpm x86_64: rh-dotnet31-aspnetcore-runtime-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-3.1.105-1.el7.x86_64.rpm rh-dotnet31-dotnet-apphost-pack-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-debuginfo-3.1.105-1.el7.x86_64.rpm rh-dotnet31-dotnet-host-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-hostfxr-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-runtime-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-sdk-3.1-3.1.105-1.el7.x86_64.rpm rh-dotnet31-dotnet-targeting-pack-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-templates-3.1-3.1.105-1.el7.x86_64.rpm rh-dotnet31-netstandard-targeting-pack-2.1-3.1.105-1.el7.x86_64.rpm .NET Core on Red Hat Enterprise Linux Workstation (v. 7): Source: rh-dotnet31-dotnet-3.1.105-1.el7.src.rpm x86_64: rh-dotnet31-aspnetcore-runtime-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-aspnetcore-targeting-pack-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-3.1.105-1.el7.x86_64.rpm rh-dotnet31-dotnet-apphost-pack-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-debuginfo-3.1.105-1.el7.x86_64.rpm rh-dotnet31-dotnet-host-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-hostfxr-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-runtime-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-sdk-3.1-3.1.105-1.el7.x86_64.rpm rh-dotnet31-dotnet-targeting-pack-3.1-3.1.5-1.el7.x86_64.rpm rh-dotnet31-dotnet-templates-3.1-3.1.105-1.el7.x86_64.rpm rh-dotnet31-netstandard-targeting-pack-2.1-3.1.105-1.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-2020-1108 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 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXuCvItzjgjWX9erEAQjOAA//TWxcf2GyNS2eGdEoK4mNP9ZxbIskXWmm /b1pGE2QSIA6YquTWmLNBCTWB0L4/18gqQdJtBoMpR3+5WQJAJ8bF12TW//ZjsKo PwPTaBvUz/SzUvhMLzSpZllPsjWCuj9R+pWcYCg/8XcObAbxWSAPAGViQheqvMQd ZixSgKMbKoqFbDul4xD2lg1oiUIU+oAXPoUOmmot2GZyvKHBNqvG1CO1DsQ0MsW7 lyHSe2gX3mJZBJ78eKCFpgoCl6tlgVLWcpyxRSEHuZXW/O1wBSmV8u+Ei3YP9M85 XcB4Cf2dPXZcXNFEGytzGZs/YGlV0MKcs32s7wTiodMuKqEbWqgdT8CJbEHFRlsU u2m3PnvutOmGMXkQXTMic1VBhINEqgn22hmsiH5Dkp//TU2l+WTQbMGZTYheSj7W Vr4JJtenXsIPNx8VTYolcicILFQ1mSmyilRJIeRIIe8efWOYHwcw+qcFJ+xk/Tmf Pf1SP+6oTQWxOS4nt/SmL+sL7NUYojlo0T+LuYq1x4NxwIL95Cz1jURQZlamxZu1 DqEO20jUiptIavn6IOifBvPejTZxp9ahDePZADQjdHSlClVNNfSI1gqgtpHggSJB zZl0FRVKQLUZ4PR/M3E7LvK+QuSCPjD2U7BseUiqlPG4SqdK8wzfRv8t+MDqYaNG 2igw3ZOVc3s= =sCyC - -----END PGP SIGNATURE----- - -------------------------------------------------------------------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: .NET Core on Red Hat Enterprise Linux 7 security update Advisory ID: RHSA-2020:2476-01 Product: .NET Core on Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2476 Issue date: 2020-06-10 CVE Names: CVE-2020-1108 ===================================================================== 1. Summary: An update for rh-dotnet21-dotnet is now available for .NET Core on 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: .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 .NET Core on Red Hat Enterprise Linux Server (v. 7) - x86_64 .NET Core on Red Hat Enterprise Linux Workstation (v. 7) - x86_64 3. Description: .NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. A new version of .NET Core that addresses a security vulnerability is now available. The updated version is .NET Core Runtime 2.1.19 and SDK 2.1.515. Security Fix(es): * dotnet: Denial of service via untrusted input (CVE-2020-1108) This is an additional update to comprehensively address CVE-2020-1108. Default inclusions for applications built with .NET Core have been updated to reference the newest versions and their security fixes. 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/): 1827643 - CVE-2020-1108 dotnet: Denial of service via untrusted input 6. Package List: .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7): Source: rh-dotnet21-2.1-18.el7.src.rpm rh-dotnet21-dotnet-2.1.515-1.el7.src.rpm x86_64: rh-dotnet21-2.1-18.el7.x86_64.rpm rh-dotnet21-dotnet-2.1.515-1.el7.x86_64.rpm rh-dotnet21-dotnet-debuginfo-2.1.515-1.el7.x86_64.rpm rh-dotnet21-dotnet-host-2.1.19-1.el7.x86_64.rpm rh-dotnet21-dotnet-runtime-2.1-2.1.19-1.el7.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1-2.1.515-1.el7.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1.5xx-2.1.515-1.el7.x86_64.rpm rh-dotnet21-runtime-2.1-18.el7.x86_64.rpm .NET Core on Red Hat Enterprise Linux Server (v. 7): Source: rh-dotnet21-2.1-18.el7.src.rpm rh-dotnet21-dotnet-2.1.515-1.el7.src.rpm x86_64: rh-dotnet21-2.1-18.el7.x86_64.rpm rh-dotnet21-dotnet-2.1.515-1.el7.x86_64.rpm rh-dotnet21-dotnet-debuginfo-2.1.515-1.el7.x86_64.rpm rh-dotnet21-dotnet-host-2.1.19-1.el7.x86_64.rpm rh-dotnet21-dotnet-runtime-2.1-2.1.19-1.el7.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1-2.1.515-1.el7.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1.5xx-2.1.515-1.el7.x86_64.rpm rh-dotnet21-runtime-2.1-18.el7.x86_64.rpm .NET Core on Red Hat Enterprise Linux Workstation (v. 7): Source: rh-dotnet21-2.1-18.el7.src.rpm rh-dotnet21-dotnet-2.1.515-1.el7.src.rpm x86_64: rh-dotnet21-2.1-18.el7.x86_64.rpm rh-dotnet21-dotnet-2.1.515-1.el7.x86_64.rpm rh-dotnet21-dotnet-debuginfo-2.1.515-1.el7.x86_64.rpm rh-dotnet21-dotnet-host-2.1.19-1.el7.x86_64.rpm rh-dotnet21-dotnet-runtime-2.1-2.1.19-1.el7.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1-2.1.515-1.el7.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1.5xx-2.1.515-1.el7.x86_64.rpm rh-dotnet21-runtime-2.1-18.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-2020-1108 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 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXuCqrtzjgjWX9erEAQgIPg/7Ba2cdZAbQ4uL6AsEoi4kN888lESbUKUM F3VebsFFw9mpaGJ+dp4O6Ihc9kKZdP6uFWq3VE5I5WPD2BcoZF/OoVfCY1FHmFy6 fWSZ0ii+Axg8Mqj4uqxlhlFujkxdeQSpfsY38rtPscLGBROEzPAZnUMH/RDXg9TD 3TdXT4SNVMQPloanzVRDPXEx4OLqgKn9ITpXLah/Jq6zsM37ZDbnM8vQ3o2nH11d 77N+M+RuGsamPfsbu8sEpgvdXkMtorUjO57PDWeWvxNiRYL/5at5TdcTePjWe5YK XANwzPRFtaEU87TFeTVbNrG3MdRl/Uk6FVbuJtNzFIxwi8+qIf1hnUpV0MZxZ1Rg o77fulouuHCSwV/j7/BN9I8Q7EJj/zm52PldVkbsR0JEr4kZMmlVxS9/VL/LroKS qFSAm8yykqI+g7b2EgBQCekIfuurbp1EPeyJ6WcVSb6kcH0xZrXE/t1u/qKIqICe Ozf/bnjDQ0ACpJTE8pAhs5NhrVXvLuz6qhu8kUHTkW6dRxqRCFhAOhnezsfeWG1K nfQOeNfny0SbIJlwh4nsWE3Zv2f/H8KYilfulHvA2SuIGg7mgE0wyPwDXCltyzEW JIlM5YyJrQOHLdjfFi8XRqcU1mFII/F9QoV6KqAoZfJ2LgjXLm9au8MNLWRkN7M1 XE8bQvAYQCc= =mOEK - -----END PGP SIGNATURE----- - -------------------------------------------------------------------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: .NET Core on Red Hat Enterprise Linux 8 security update Advisory ID: RHSA-2020:2471-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2471 Issue date: 2020-06-10 CVE Names: CVE-2020-1108 ===================================================================== 1. Summary: An update for .NET Core is now available for Red Hat Enterprise Linux 8. 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 AppStream (v. 8) - x86_64 3. Description: .NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. A new version of .NET Core that addresses a security vulnerability is now available. The updated version is .NET Core Runtime 2.1.19 and SDK 2.1.515. Security Fix(es): * dotnet: Denial of service via untrusted input (CVE-2020-1108) This is an additional update to comprehensively address CVE-2020-1108. Default inclusions for applications built with .NET Core have been updated to reference the newest versions and their security fixes. 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/): 1827643 - CVE-2020-1108 dotnet: Denial of service via untrusted input 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: dotnet-2.1.515-1.el8_2.src.rpm x86_64: dotnet-debuginfo-2.1.515-1.el8_2.x86_64.rpm dotnet-debugsource-2.1.515-1.el8_2.x86_64.rpm dotnet-host-fxr-2.1-2.1.19-1.el8_2.x86_64.rpm dotnet-host-fxr-2.1-debuginfo-2.1.19-1.el8_2.x86_64.rpm dotnet-runtime-2.1-2.1.19-1.el8_2.x86_64.rpm dotnet-runtime-2.1-debuginfo-2.1.19-1.el8_2.x86_64.rpm dotnet-sdk-2.1-2.1.515-1.el8_2.x86_64.rpm dotnet-sdk-2.1.5xx-2.1.515-1.el8_2.x86_64.rpm dotnet-sdk-2.1.5xx-debuginfo-2.1.515-1.el8_2.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-2020-1108 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 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXuCsFtzjgjWX9erEAQj6KA//beE9DAZalm/Ax2Tj5HQtqkqtRGaIVaad u1uHo3KwlmO2ixwmBQJHJbMHfdWWU46jYNdfMh6QduQqi/LKLa+Cqb+68f2inqFb 7H0f0AlS6O3ta9W9jx40OC2xqMqkg5OjI3pm909RHLLtDjfXOFgz7FtTxiABsr1R imsU62VS1RnzQWY87/36l8k3JE2gSksx+tbWtcu94/6g18H6/4G1G1Sr8JvVYPPZ 6JbNTcjiATwHQP+QuitpTn+LXhbrRDzTb1EOH4H1JOXOWGCcjLZv4FA7Tw+O4A7N 7NR5sEl9ZA2dYliGvNTJndZgyWq3W2zpfigrkGQeHxKRvN5j7SSyf+K3H/t/eUv5 lANNeXwQp3PnQfxHHPHXt93GylA/Y+DmxMPiuTxPeq/uuQxPtEQf1I1UwVXkE2Mw XDnVKiIMVwnI7J7BWK+eYPDePH6oiX89QzqeJwnY30RwSvgLJ6gdlOwzQWU4xHtp 48vXGQ1LXb6iNKOjaHZUDuCFAqvYTkpMXyqzK+NcAIgsKoEg3WqoiaenTxMON1fV SQtGPxGNSyfBAgtJs04yKGoi621vr74H2gFxw7ghGH+zbqjrFMGVZCzdrmYeXSGU VnsCz+6WoOo/e8r091xBt055d/nQVbLmcGlll5MmPzU7iqtCXWXZZlJ7a9v9hm2R 1gTejqZdPx0= =KO/H - -----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 iQIVAwUBXuGKIuNLKJtyKPYoAQgDlw//fc3q8UZejPPkNhdVKt4UEKRo84yvTxUs lYOGtmCLHeBjzaNmKjkLVTsVvcsqTOoSNJ6W+1P9XZBVTY44KeXkiGMytXAT+PUz 3S/wkaIzc3YEr2qkGccUEitYf6R9TbcSq8/xOOTptppTig85C3zL7pnUCtklIy9r KFOLyKByo3ZWNKg4DbvBWi/zFBWk3/GJZXLdUX7D1wYFji2APBrH1p31EAdVLsLu qLrMoFpob82QQeGypvOYaj/Q0WaL8INiRJ+P2kLZtRyl9mzHL+Rjw/oEUPF29CHg 7LPPcvO+iJD6UI8xvIxcVKn52oVnsG2N0zgUUolhcDcN8Df+q0khl9fknmCg2dq6 rQ+zJR/wEsMkQro1SJiyp9yaZauDlzKTDQ/Yb2x02s0SAX0AqUJpDflrRUBhZh3F YQQGDkaWUIoanOfeTxOBKSG/GKEf/PHrWMpkREgGZSaAxsJw0I8+8jLPZc6AVHx7 ouRYy0DgBV4Ot7odnWk9sU13jgacgygZfGBAQsAXm/K+tvjo9BgSZyGEOv8xGn6a se6bylyBaP+6U43R6JticmBCowD7Yj7IdPpQ72ClxpOMKpK9EEl64FKBtvxcyRDs 6DeffBDZh+4T531lYUh2nH8aDj+uRHQv05iXQY0tmP9pf5O+yAsVBYkYthxXUIz0 tQj/SDxzWes= =Z3ix -----END PGP SIGNATURE-----