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Red Hat Product Errata RHSA-2021:0094 - Security Advisory
Issued:
2021-01-13
Updated:
2021-01-13

RHSA-2021:0094 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: dotnet5.0 security and bugfix update

Type/Severity

Security Advisory: Important

Topic

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.

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 5.0.102 and .NET Runtime 5.0.2.

Security Fix(es):

  • dotnet: ASP.NET Core Callbacks outside of locks cause Krestel deadlock when using HTTP2 (CVE-2021-1723)

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.

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

Affected Products

  • Red Hat Enterprise Linux for x86_64 8 x86_64

Fixes

  • BZ - 1914258 - CVE-2021-1723 dotnet: ASP.NET Core Callbacks outside of locks cause Krestel deadlock when using HTTP2

CVEs

  • CVE-2021-1723

References

  • https://access.redhat.com/security/updates/classification/#important
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Enterprise Linux for x86_64 8

SRPM
dotnet5.0-5.0.102-2.el8_3.src.rpm SHA-256: ccd52f7f3cf5ac05b447f8a96b020ab2b7bee7a4c6fdcf6b34711841ee37d8ac
x86_64
aspnetcore-runtime-5.0-5.0.2-2.el8_3.x86_64.rpm SHA-256: fa6ab8ad2a8f3e23e604d4735cac6d43a382bc2d65c1b480e0ec56d7cab3822e
aspnetcore-targeting-pack-5.0-5.0.2-2.el8_3.x86_64.rpm SHA-256: 24d3ae06a09996d291ea67764834269f346a2e62eac0645c222506dafda59d5e
dotnet-5.0.102-2.el8_3.x86_64.rpm SHA-256: cb08acda15fb6b534af60678c622f58a918a2e6135ea5085452710be7ffb26fa
dotnet-apphost-pack-5.0-5.0.2-2.el8_3.x86_64.rpm SHA-256: 747e15af227a7d6326ebff19ddea4de8038b5b4fe102876825a6df3ca235182e
dotnet-apphost-pack-5.0-debuginfo-5.0.2-2.el8_3.x86_64.rpm SHA-256: ff07f7d0a682349ef3ada07ecadd64dc9e47d5b1812ca38dbde8d416fd4b1d11
dotnet-host-5.0.2-2.el8_3.x86_64.rpm SHA-256: 3feb139c9d7ff90b153c93e78cec2b8bb2a1a42f666dfeeefe4b67ec6bbed0fb
dotnet-host-debuginfo-5.0.2-2.el8_3.x86_64.rpm SHA-256: 2a76f84b0977a9c4f476e725dfe8b82d6c765170f1a02e0e2af8be936bf307a9
dotnet-hostfxr-5.0-5.0.2-2.el8_3.x86_64.rpm SHA-256: 9f669de1dda9c696ba3a7f469167fcb64519a7a7834aa661fc9bbdbe63f16fc6
dotnet-hostfxr-5.0-debuginfo-5.0.2-2.el8_3.x86_64.rpm SHA-256: 02d00445729aeaace22ede71a1b1009142fb1ff4e1404f3e99827bd00f3bcf8f
dotnet-runtime-5.0-5.0.2-2.el8_3.x86_64.rpm SHA-256: fc2eb8b5e09f851dd7ad7e8339aa22504c33d41b15ae9ec695673b525b05d9c5
dotnet-runtime-5.0-debuginfo-5.0.2-2.el8_3.x86_64.rpm SHA-256: 25f25d4685cd87bde92f8902197f89229a42b004a8f4cdc2abef2af197d20264
dotnet-sdk-5.0-5.0.102-2.el8_3.x86_64.rpm SHA-256: 92a54e227b70a97c2862e96a42c309eb8076602a8c4d6daf71537b67d1479c0a
dotnet-sdk-5.0-debuginfo-5.0.102-2.el8_3.x86_64.rpm SHA-256: 722dd612fbc6d9de33426424bf6704313a59aa923c194810b3b96df08f461032
dotnet-targeting-pack-5.0-5.0.2-2.el8_3.x86_64.rpm SHA-256: 728bee080b111fdc23716baa1ba8c33bbf79f70dc14ca11e8a9104edc634e20c
dotnet-templates-5.0-5.0.102-2.el8_3.x86_64.rpm SHA-256: eb2b56e4492d47de3d7d1974ae80c3b18f4e301dd8de54d5b7f45fde7cf07875
dotnet5.0-debuginfo-5.0.102-2.el8_3.x86_64.rpm SHA-256: 6ed356699676cb43aadf8aa55b03d8022d3c8272a4287564c92ed8be6ff7297b
dotnet5.0-debugsource-5.0.102-2.el8_3.x86_64.rpm SHA-256: c0d011261d30e9a42c8a5f6d977588caf6888e3d036bb9e2827ff45e312ad624
netstandard-targeting-pack-2.1-5.0.102-2.el8_3.x86_64.rpm SHA-256: aadc63aeab0ecd965c32da6fc3d2870d62c4ae0f624fa3ec46a8faa3a15164a8

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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