-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: dotnet5.0 security and bugfix update Advisory ID: RHSA-2021:2036-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:2036 Issue date: 2021-05-19 CVE Names: CVE-2021-31204 ==================================================================== 1. Summary: An update for .NET 5.0 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 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 that address a security vulnerability are now available. The updated versions are .NET SDK 5.0.203 and .NET Runtime 5.0.6. Security Fix(es): * dotnet: .NET Core single-file application privilege escalation (CVE-2021-31204) In order for the update to be complete, self-contained applications deployed using previous versions need to be recompiled and redeployed. 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/): 1956815 - CVE-2021-31204 dotnet: .NET Core single-file application privilege escalation 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: dotnet5.0-5.0.203-1.el8_4.src.rpm x86_64: aspnetcore-runtime-5.0-5.0.6-1.el8_4.x86_64.rpm aspnetcore-targeting-pack-5.0-5.0.6-1.el8_4.x86_64.rpm dotnet-5.0.203-1.el8_4.x86_64.rpm dotnet-apphost-pack-5.0-5.0.6-1.el8_4.x86_64.rpm dotnet-apphost-pack-5.0-debuginfo-5.0.6-1.el8_4.x86_64.rpm dotnet-host-5.0.6-1.el8_4.x86_64.rpm dotnet-host-debuginfo-5.0.6-1.el8_4.x86_64.rpm dotnet-hostfxr-5.0-5.0.6-1.el8_4.x86_64.rpm dotnet-hostfxr-5.0-debuginfo-5.0.6-1.el8_4.x86_64.rpm dotnet-runtime-5.0-5.0.6-1.el8_4.x86_64.rpm dotnet-runtime-5.0-debuginfo-5.0.6-1.el8_4.x86_64.rpm dotnet-sdk-5.0-5.0.203-1.el8_4.x86_64.rpm dotnet-sdk-5.0-debuginfo-5.0.203-1.el8_4.x86_64.rpm dotnet-targeting-pack-5.0-5.0.6-1.el8_4.x86_64.rpm dotnet-templates-5.0-5.0.203-1.el8_4.x86_64.rpm dotnet5.0-debuginfo-5.0.203-1.el8_4.x86_64.rpm dotnet5.0-debugsource-5.0.203-1.el8_4.x86_64.rpm netstandard-targeting-pack-2.1-5.0.203-1.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-2021-31204 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYKTjG9zjgjWX9erEAQj5rw//Ufb/LwEU+ELavdaFPKIzCHTJb8dJO7SN 1ZIsJ/tJJjBgBL7cu5Z5ojegbNvaj8NR4fFV9gyd7SBIvXfXU2NPKhAFtTd3Daop /VipyCdlnnBk2myXIcwW6/sZQ1/qOqCVkISqIsOjnNdg/j1/Az9/w0CA/aMC+kt9 9mtgS5vGIlIOSCxgQQKuAUkzFJTpSbYhpMdgstDHY02i0tZ8UoJnfwpjmEgqlwNM lKSWCLrKZktEcgW/J6xfmnpseD+TnOv62Hw71liCO3449EipKIKuoXfqATj/jtLc gnp3VYxMIisyPBeCTpmKi5DrmWWSLYDQVgTdChjM8TugqeCjUFylcWH7pIV/6W6U YhGIJTGdODkO2ZE/6t6qrLyOD6jo5l8a8621Qg7yo9FIoGYXDvQjIQZAfRGmjWGN w5Y1HUPckhZ3PkLh2Dq7VU5N5MfbDixO3oqFKy/xt//OgDryzjzA4r7610dFSAqM pTgKt6ybBg0nADVgeq4cEZDu7SY4BzBo94igP7pYNCIRuBdAgStkoHXVz6rsJeYy NLVfvpEIGrNIGlEpFWA61VDeRt+wfKgzmiXT52NKwTCjrn6nD+6iKE7v6ObMTcB5 uRFMWmRhcOMGyV7GycabjdpxeUwcXy8Q7JXBCfY3m89XeIlkB8mOAEEr/wE6lt0S sg9/gGeKpoAŒha -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce