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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.2294 .NET 6.0 on RHEL 7 security and bugfix update 12 May 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: .NET 6.0 Publisher: Red Hat Operating System: Red Hat Resolution: Patch/Upgrade CVE Names: CVE-2022-29145 CVE-2022-29117 CVE-2022-23267 Original Bulletin: https://access.redhat.com/errata/RHSA-2022:2195 Comment: CVSS (Max): 7.5 CVE-2022-29145 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) CVSS Source: Red Hat Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: .NET 6.0 on RHEL 7 security and bugfix update Advisory ID: RHSA-2022:2195-01 Product: .NET Core on Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:2195 Issue date: 2022-05-11 CVE Names: CVE-2022-23267 CVE-2022-29117 CVE-2022-29145 ===================================================================== 1. Summary: An update for .NET 6.0 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: .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 6.0.105 and .NET Core Runtime 6.0.5. Security Fix(es): * dotnet: excess memory allocation via HttpClient causes DoS (CVE-2022-23267) * dotnet: malicious content causes high CPU and memory usage (CVE-2022-29117) * dotnet: parsing HTML causes Denial of Service (CVE-2022-29145) 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/): 2083647 - CVE-2022-29117 dotnet: malicious content causes high CPU and memory usage 2083649 - CVE-2022-29145 dotnet: parsing HTML causes Denial of Service 2083650 - CVE-2022-23267 dotnet: excess memory allocation via HttpClient causes DoS 6. Package List: .NET Core on Red Hat Enterprise Linux ComputeNode (v. 7): Source: rh-dotnet60-dotnet-6.0.105-1.el7_9.src.rpm x86_64: rh-dotnet60-aspnetcore-runtime-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-aspnetcore-targeting-pack-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-apphost-pack-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-debuginfo-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-host-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-hostfxr-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-runtime-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-sdk-6.0-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-sdk-6.0-source-built-artifacts-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-targeting-pack-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-templates-6.0-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-netstandard-targeting-pack-2.1-6.0.105-1.el7_9.x86_64.rpm .NET Core on Red Hat Enterprise Linux Server (v. 7): Source: rh-dotnet60-dotnet-6.0.105-1.el7_9.src.rpm x86_64: rh-dotnet60-aspnetcore-runtime-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-aspnetcore-targeting-pack-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-apphost-pack-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-debuginfo-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-host-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-hostfxr-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-runtime-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-sdk-6.0-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-sdk-6.0-source-built-artifacts-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-targeting-pack-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-templates-6.0-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-netstandard-targeting-pack-2.1-6.0.105-1.el7_9.x86_64.rpm .NET Core on Red Hat Enterprise Linux Workstation (v. 7): Source: rh-dotnet60-dotnet-6.0.105-1.el7_9.src.rpm x86_64: rh-dotnet60-aspnetcore-runtime-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-aspnetcore-targeting-pack-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-apphost-pack-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-debuginfo-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-host-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-hostfxr-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-runtime-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-sdk-6.0-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-sdk-6.0-source-built-artifacts-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-targeting-pack-6.0-6.0.5-1.el7_9.x86_64.rpm rh-dotnet60-dotnet-templates-6.0-6.0.105-1.el7_9.x86_64.rpm rh-dotnet60-netstandard-targeting-pack-2.1-6.0.105-1.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-2022-23267 https://access.redhat.com/security/cve/CVE-2022-29117 https://access.redhat.com/security/cve/CVE-2022-29145 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 2022 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYnw2ZtzjgjWX9erEAQhfsA//XM/8Ih5T9J+ql5cd6IgYWbT1UOM8KE17 4abvuRvxBqSfJyACbCEbRNm+GZzqWF6SHYamS3lAfs5Gt/SmIcEtyWZTaEkiZtbi sIsJ2Hd802Sm8K1gcU0MFOMhT5zwI3ogteixbvzkN6y5NxHitkVTUZqOIjvpcNzn Mc0bfAgeIzODP6F5hfneYantgPhQC3j5eWDcRBOrvxD2cRDnQ6CzL37wUsdSd+TA f8b7Ck2lg9poj+v/4L/HVLZJi47HM3C3ouqJClTx3kL89ktEZkhavcLua4wX8aY5 n1MPCnMe9OrPwfzAzyCrZqKezAutuu3QfXaWy37RW4M4Tza1dfP/4eJ2fBH19JcB 3iUmFmQmR36WFLBMCrUzLNH8FsBXzp1MLiiKuRgV/MXa+M2ZwMeqTFQuAsAA8lTE 0Qeoyf7JmWP/iDcODWKU/+eApCsRKBnmB952x3UroOq0H57m1RPJKZRlwwqy1S2a Tc2xXDB/w6SaORozEXlGnyrzHBIM7FdHkNS4zdWSNH4GRkO3bbwsi2CPgzIkXvyZ j1Q4NEtntVC3FmkKHUoSw3XRmBNrBNAD3JRKWYXEmN1JAfXSAsrbOqlj9sCE/nTJ rDNXwYArh73UwTMfU2+JL/2XE1mgV+LWBtAMsoBGHAg31HdXQQOe1UoJEaKjX7p3 zq2nVL/qVmM= =le1K - -----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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