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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.2723 .NET Core 2.1 on Red Hat Enterprise Linux security and bugfix update 12 August 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: .NET Core 2.1 Publisher: Red Hat Operating System: Red Hat Impact/Access: Access Confidential Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2021-34485 Reference: ASB-2021.0172 Original Bulletin: https://access.redhat.com/errata/RHSA-2021:3144 https://access.redhat.com/errata/RHSA-2021:3145 Comment: This bulletin contains two (2) Red Hat security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Low: .NET Core 2.1 on Red Hat Enterprise Linux security and bugfix update Advisory ID: RHSA-2021:3144-01 Product: .NET Core on Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:3144 Issue date: 2021-08-11 CVE Names: CVE-2021-34485 ===================================================================== 1. Summary: An update for .NET Core 2.1 is now available for .NET Core on Red Hat Enterprise Linux. Red Hat Product Security has rated this update as having a security impact of Low. 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 2.1.525 and .NET Core Runtime 2.1.29. Security Fix(es): * dotnet: Dump file created world-readable (CVE-2021-34485) 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/): 1990286 - CVE-2021-34485 dotnet: Dump file created world-readable 6. Package List: .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7): Source: rh-dotnet21-2.1-28.el7_9.src.rpm rh-dotnet21-dotnet-2.1.525-1.el7_9.src.rpm x86_64: rh-dotnet21-2.1-28.el7_9.x86_64.rpm rh-dotnet21-dotnet-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-debuginfo-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-host-2.1.29-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-runtime-2.1-2.1.29-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1.5xx-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-runtime-2.1-28.el7_9.x86_64.rpm .NET Core on Red Hat Enterprise Linux Server (v. 7): Source: rh-dotnet21-2.1-28.el7_9.src.rpm rh-dotnet21-dotnet-2.1.525-1.el7_9.src.rpm x86_64: rh-dotnet21-2.1-28.el7_9.x86_64.rpm rh-dotnet21-dotnet-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-debuginfo-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-host-2.1.29-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-runtime-2.1-2.1.29-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1.5xx-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-runtime-2.1-28.el7_9.x86_64.rpm .NET Core on Red Hat Enterprise Linux Workstation (v. 7): Source: rh-dotnet21-2.1-28.el7_9.src.rpm rh-dotnet21-dotnet-2.1.525-1.el7_9.src.rpm x86_64: rh-dotnet21-2.1-28.el7_9.x86_64.rpm rh-dotnet21-dotnet-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-debuginfo-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-host-2.1.29-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-runtime-2.1-2.1.29-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-dotnet-sdk-2.1.5xx-2.1.525-1.el7_9.x86_64.rpm rh-dotnet21-runtime-2.1-28.el7_9.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-2021-34485 https://access.redhat.com/security/updates/classification/#low 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 iQIVAwUBYRQa6tzjgjWX9erEAQhpUw/+J+ct/h97dtZeh3ULDlxiCcNatnhVIYQJ RkxfZFN/DzwIFzGXTq3w0EX8W0NiPKGZPdOiIh+kaxo3VtQbtZ0shudEClKoMm22 YhcLZVMsH9e3nHgOK9SsHiy8wB1wC2Sme7S5rAHq7YK4oZKoUtoiPJ5gPlmi60xr Mph3mOtarGbG6TJ/HP+ZeYllSnswveqCnP/XFf2JZE0hVZCB6Euqsx0xnUQ8oRIf jHzEf72lZjgHDxQ5n7epKcrkgKFyezdqnSJP3pGXln8BTAdJAxIKIt7YDbTyJiyN BI8cXEbU4QhuY0Fk7/UnR9ZUzIfftUzFx6jrSz89P0bs5wfsgYg02tFpICs7ZOxC c6n9MVgAUjz2vcdN7g2ZnVUav+RLns8enpOHzrgiYXRvkCPFFo9XeOQiROGMIoSC MFhxAW9Z9R6qd60M8JJnyGGkaLIaFpcNviQXC5QyoiqFUUbhLpvg2KnB/qqLPcyS vSh131Odxu7/kNJOz+Cs7ahOBGJJLske8+qHpQeuB8MCRgvCqm+1a2AYV2noBTzi e1qm4Aj+TCLdYqVXSkogf5fKQhWWZqhZ17sSAlJmVxK8/zJWAeg7Gn4vDfTMvrM9 vhl0gTc4pABXI2CqqQ8ulnlFgbz6HO+3goDqqcMDAakQpGu4LiKZMuu+fvKOut61 yQT8DLJkIgU= =rDt/ - -----END PGP SIGNATURE----- - -------------------------------------------------------------------------------------------------------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Low: .NET Core 2.1 security and bugfix update Advisory ID: RHSA-2021:3145-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:3145 Issue date: 2021-08-11 CVE Names: CVE-2021-34485 ===================================================================== 1. Summary: An update for .NET Core 2.1 is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Low. 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. New versions of .NET Core that address a security vulnerability are now available. The updated versions are .NET Core SDK 2.1.525 and .NET Core Runtime 2.1.29. Security Fix(es): * dotnet: Dump file created world-readable (CVE-2021-34485) 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/): 1990286 - CVE-2021-34485 dotnet: Dump file created world-readable 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: dotnet-2.1.525-1.el8_4.src.rpm x86_64: dotnet-debuginfo-2.1.525-1.el8_4.x86_64.rpm dotnet-debugsource-2.1.525-1.el8_4.x86_64.rpm dotnet-host-fxr-2.1-2.1.29-1.el8_4.x86_64.rpm dotnet-host-fxr-2.1-debuginfo-2.1.29-1.el8_4.x86_64.rpm dotnet-runtime-2.1-2.1.29-1.el8_4.x86_64.rpm dotnet-runtime-2.1-debuginfo-2.1.29-1.el8_4.x86_64.rpm dotnet-sdk-2.1-2.1.525-1.el8_4.x86_64.rpm dotnet-sdk-2.1.5xx-2.1.525-1.el8_4.x86_64.rpm dotnet-sdk-2.1.5xx-debuginfo-2.1.525-1.el8_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-2021-34485 https://access.redhat.com/security/updates/classification/#low 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 iQIVAwUBYRQfItzjgjWX9erEAQg6QQ//cB/aHk1DRZhp4/jdh5cCuefLXB2nDORG dALHhLkH2foNwR7AvClwUWSfP+wQ0OMBAuMS69W7Hm9D6Op59xiRkTQT8Lh8ICXH YNOUenqm4DWjD7WHLRyF/YSuR132/6kLRqxs5zfKCIR2YHeKcr7RrTRG1Qj3DN3q xV9W9Mmuh+1UwrWqvwDg1Nfu18vUDzeXLTHm3Gkpy6LDKzBh1ng4Kzxv37ScplNW Ar8Tvm8dZoBX7NsHtfrajMBIHaADC2favsLDDHqe88vrIYOq+bIbfXEa26w6PQsV dWJiuVZtoAd/nUCb2WO5oJ2WCmHfgy6BWFvp+P/U5dvsa90s0xJKxwejl5NlW8j7 jg128D1w1H+1GA3To0VXNiS5nBHrlfAQTsnhuVpigaltfRof6IrE/grf5HmuC7PX u1heibDlQOP6eZCKIuaFK9yklSNYpir2tPmHKJuI6kUNwMk7PdScAAVqU+in08Qx E/2wmJebA6g5TuQwxu6xn2kiCnqeKLlUKAtyI5u5E0pFFf8xEKRpRpYt5r89TfFw eZu/9IED6DCt9+1Z1/FNisZt9P7dD7vdPO7Q+FhE3wvDx9s6I9kF6EmvL/eDH566 EsjZUqx6/VFlanM8chmM1GyxRf8gDtzVwc6bfFhML15n2p/YrQEY6TqKPeoJ6q0A RJPPkOonynk= =LuHh - -----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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