-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: .NET 5.0 security and bugfix update Advisory ID: RHSA-2022:0830-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:0830 Issue date: 2022-03-10 CVE Names: CVE-2020-8927 CVE-2022-24464 CVE-2022-24512 ==================================================================== 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 CodeReady Linux Builder (v. 8) - x86_64 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 security vulnerabilities are now available. The updated versions are .NET SDK 5.0.212 and .NET Runtime 5.0.15. Security Fix(es): * dotnet: ASP.NET Denial of Service via FormPipeReader (CVE-2022-24464) * dotnet: double parser stack buffer overrun (CVE-2022-24512) * brotli: buffer overflow when input chunk is larger than 2GiB (CVE-2020-8927) 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/): 1879225 - CVE-2020-8927 brotli: buffer overflow when input chunk is larger than 2GiB 2061847 - CVE-2022-24464 dotnet: ASP.NET Denial of Service via FormPipeReader 2061854 - CVE-2022-24512 dotnet: double parser stack buffer overrun 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: dotnet5.0-5.0.212-1.el8_5.src.rpm x86_64: aspnetcore-runtime-5.0-5.0.15-1.el8_5.x86_64.rpm aspnetcore-targeting-pack-5.0-5.0.15-1.el8_5.x86_64.rpm dotnet-apphost-pack-5.0-5.0.15-1.el8_5.x86_64.rpm dotnet-apphost-pack-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm dotnet-hostfxr-5.0-5.0.15-1.el8_5.x86_64.rpm dotnet-hostfxr-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm dotnet-runtime-5.0-5.0.15-1.el8_5.x86_64.rpm dotnet-runtime-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm dotnet-sdk-5.0-5.0.212-1.el8_5.x86_64.rpm dotnet-sdk-5.0-debuginfo-5.0.212-1.el8_5.x86_64.rpm dotnet-targeting-pack-5.0-5.0.15-1.el8_5.x86_64.rpm dotnet-templates-5.0-5.0.212-1.el8_5.x86_64.rpm dotnet5.0-debuginfo-5.0.212-1.el8_5.x86_64.rpm dotnet5.0-debugsource-5.0.212-1.el8_5.x86_64.rpm Red Hat CodeReady Linux Builder (v. 8): x86_64: dotnet-apphost-pack-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm dotnet-hostfxr-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm dotnet-runtime-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm dotnet-sdk-5.0-debuginfo-5.0.212-1.el8_5.x86_64.rpm dotnet-sdk-5.0-source-built-artifacts-5.0.212-1.el8_5.x86_64.rpm dotnet5.0-debuginfo-5.0.212-1.el8_5.x86_64.rpm dotnet5.0-debugsource-5.0.212-1.el8_5.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-2020-8927 https://access.redhat.com/security/cve/CVE-2022-24464 https://access.redhat.com/security/cve/CVE-2022-24512 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 2022 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYippMNzjgjWX9erEAQh1nBAAhoCQVeSk5eAfLlRpD0NLNfaRyLMTP61g sd7Z0ziBuINj9OZnWl+7X37HFO0ZtEJAgj6ZI39vu1cmGrhCa63+rHK+cdmf+W+i YlqGmtid4TpgpO0blLXgdTmOYOSHn+8tgWvsGLYxDC/jOaIpvrTeq093bbDGuUBs 758OWjch/XUcKUpWrxdNKjZ8zwMjQnuvsG//44SCOgPfr/9ANomnkfNlE/UhpqZg QRBIO5cmwEBXdtRiAmXw+sdKEJRAYOluRnhZU/D0xf0aPxcWXIIIviHFJFMQ04IQ WcbUz0smwzYLxL1wVbZrjK+HYvkNl8NYmSjk+tJq2m26Bbk7pfW3e1M3P0FyXP2L Bp+nDJMBAtXvQen2XPvS3jCCkOL913QzGRMLMmTL/DOJixXMkZtsjidS+SigpZz8 yjpEGii3fq1KM6z1Uyus+VmWacye20AKKxKPMXNUmbi/JMBhbr4P7vCE2fzCkGAc lIAp0wSb1S7QazWO8zhur1yIjnmWBXvFahuCmjnjP6qEOv2a6U7W9JoRP70Rbui1 8o0Jb7qDW+UA8/ywL/CHwz8GtapDPYK7o/L8ZI2l2/aIHfBRf/eALeOb+5/T+jVl qEuDesv2WowDSEfZJRxTfJeXFza7s7ePBX7sYcdDyW3my+XfPWezR/339P5WFVvN +bUlyoDBuko=20Pi -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. You need JavaScript enabled to view it. https://listman.redhat.com/mailman/listinfo/rhsa-announce
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
.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 security vulnerabilities are now
available. The updated versions are .NET SDK 5.0.212 and .NET Runtime
5.0.15.
Security Fix(es):
* dotnet: ASP.NET Denial of Service via FormPipeReader (CVE-2022-24464)
* dotnet: double parser stack buffer overrun (CVE-2022-24512)
* brotli: buffer overflow when input chunk is larger than 2GiB
(CVE-2020-8927)
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.
https://access.redhat.com/security/cve/CVE-2020-8927 https://access.redhat.com/security/cve/CVE-2022-24464 https://access.redhat.com/security/cve/CVE-2022-24512 https://access.redhat.com/security/updates/classification#important
Red Hat Enterprise Linux AppStream (v. 8):
Source:
dotnet5.0-5.0.212-1.el8_5.src.rpm
x86_64:
aspnetcore-runtime-5.0-5.0.15-1.el8_5.x86_64.rpm
aspnetcore-targeting-pack-5.0-5.0.15-1.el8_5.x86_64.rpm
dotnet-apphost-pack-5.0-5.0.15-1.el8_5.x86_64.rpm
dotnet-apphost-pack-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm
dotnet-hostfxr-5.0-5.0.15-1.el8_5.x86_64.rpm
dotnet-hostfxr-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm
dotnet-runtime-5.0-5.0.15-1.el8_5.x86_64.rpm
dotnet-runtime-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm
dotnet-sdk-5.0-5.0.212-1.el8_5.x86_64.rpm
dotnet-sdk-5.0-debuginfo-5.0.212-1.el8_5.x86_64.rpm
dotnet-targeting-pack-5.0-5.0.15-1.el8_5.x86_64.rpm
dotnet-templates-5.0-5.0.212-1.el8_5.x86_64.rpm
dotnet5.0-debuginfo-5.0.212-1.el8_5.x86_64.rpm
dotnet5.0-debugsource-5.0.212-1.el8_5.x86_64.rpm
Red Hat CodeReady Linux Builder (v. 8):
x86_64:
dotnet-apphost-pack-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm
dotnet-hostfxr-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm
dotnet-runtime-5.0-debuginfo-5.0.15-1.el8_5.x86_64.rpm
dotnet-sdk-5.0-debuginfo-5.0.212-1.el8_5.x86_64.rpm
dotnet-sdk-5.0-source-built-artifacts-5.0.212-1.el8_5.x86_64.rpm
dotnet5.0-debuginfo-5.0.212-1.el8_5.x86_64.rpm
dotnet5.0-debugsource-5.0.212-1.el8_5.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
Read the Full Advisory
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 impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Red Hat CodeReady Linux Builder (v. 8) - x86_64
Red Hat Enterprise Linux AppStream (v. 8) - x86_64
1879225 - CVE-2020-8927 brotli: buffer overflow when input chunk is larger than 2GiB
2061847 - CVE-2022-24464 dotnet: ASP.NET Denial of Service via FormPipeReader
2061854 - CVE-2022-24512 dotnet: double parser stack buffer overrun
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