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====================================================================
\nRed Hat Security Advisory<\/p>\n
Synopsis: Important: .NET Core 3.1 security, bug fix, and enhancement update
\nAdvisory ID: RHSA-2022:2202-01
\nProduct: Red Hat Enterprise Linux
\nAdvisory URL: https:\/\/access.redhat.com\/errata\/RHSA-2022:2202
\nIssue date: 2022-05-11
\nCVE Names: CVE-2022-23267 CVE-2022-29117 CVE-2022-29145
\n====================================================================
\n1. Summary:<\/p>\n
An update for .NET Core 3.1 is now available for Red Hat Enterprise Linux
\n8.<\/p>\n
Red Hat Product Security has rated this update as having a security impact
\nof Important. A Common Vulnerability Scoring System (CVSS) base score,
\nwhich gives a detailed severity rating, is available for each vulnerability
\nfrom the CVE link(s) in the References section.<\/p>\n
2. Relevant releases\/architectures:<\/p>\n
Red Hat CodeReady Linux Builder (v. 8) – x86_64
\nRed Hat Enterprise Linux AppStream (v. 8) – x86_64<\/p>\n
3. Description:<\/p>\n
.NET Core is a managed-software framework. It implements a subset of the
\n.NET
\nframework APIs and several new APIs, and it includes a CLR implementation.<\/p>\n
New versions of .NET Core that address a security vulnerability are now
\navailable. The updated versions are .NET Core SDK 3.1.419 and .NET Core
\nRuntime 3.1.25.<\/p>\n
Security Fix(es):<\/p>\n
* dotnet: excess memory allocation via HttpClient causes DoS
\n(CVE-2022-23267)<\/p>\n
* dotnet: malicious content causes high CPU and memory usage
\n(CVE-2022-29117)<\/p>\n
* dotnet: parsing HTML causes Denial of Service (CVE-2022-29145)<\/p>\n
For more details about the security issue(s), including the impact, a CVSS
\nscore, acknowledgments, and other related information, refer to the CVE
\npage(s) listed in the References section.<\/p>\n
4. Solution:<\/p>\n
For details on how to apply this update, which includes the changes
\ndescribed in this advisory, refer to:<\/p>\n
https:\/\/access.redhat.com\/articles\/11258<\/p>\n
5. Bugs fixed (https:\/\/bugzilla.redhat.com\/):<\/p>\n
2083647 – CVE-2022-29117 dotnet: malicious content causes high CPU and memory usage
\n2083649 – CVE-2022-29145 dotnet: parsing HTML causes Denial of Service
\n2083650 – CVE-2022-23267 dotnet: excess memory allocation via HttpClient causes DoS<\/p>\n
6. Package List:<\/p>\n
Red Hat Enterprise Linux AppStream (v. 8):<\/p>\n
Source:
\ndotnet3.1-3.1.419-1.el8_6.src.rpm<\/p>\n
x86_64:
\naspnetcore-runtime-3.1-3.1.25-1.el8_6.x86_64.rpm
\naspnetcore-targeting-pack-3.1-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-apphost-pack-3.1-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-apphost-pack-3.1-debuginfo-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-hostfxr-3.1-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-hostfxr-3.1-debuginfo-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-runtime-3.1-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-runtime-3.1-debuginfo-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-sdk-3.1-3.1.419-1.el8_6.x86_64.rpm
\ndotnet-sdk-3.1-debuginfo-3.1.419-1.el8_6.x86_64.rpm
\ndotnet-targeting-pack-3.1-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-templates-3.1-3.1.419-1.el8_6.x86_64.rpm
\ndotnet3.1-debuginfo-3.1.419-1.el8_6.x86_64.rpm
\ndotnet3.1-debugsource-3.1.419-1.el8_6.x86_64.rpm<\/p>\n
Red Hat CodeReady Linux Builder (v. 8):<\/p>\n
x86_64:
\ndotnet-apphost-pack-3.1-debuginfo-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-hostfxr-3.1-debuginfo-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-runtime-3.1-debuginfo-3.1.25-1.el8_6.x86_64.rpm
\ndotnet-sdk-3.1-debuginfo-3.1.419-1.el8_6.x86_64.rpm
\ndotnet-sdk-3.1-source-built-artifacts-3.1.419-1.el8_6.x86_64.rpm
\ndotnet3.1-debuginfo-3.1.419-1.el8_6.x86_64.rpm
\ndotnet3.1-debugsource-3.1.419-1.el8_6.x86_64.rpm<\/p>\n
These packages are GPG signed by Red Hat for security. Our key and
\ndetails on how to verify the signature are available from
\nhttps:\/\/access.redhat.com\/security\/team\/key\/<\/p>\n
7. References:<\/p>\n
https:\/\/access.redhat.com\/security\/cve\/CVE-2022-23267
\nhttps:\/\/access.redhat.com\/security\/cve\/CVE-2022-29117
\nhttps:\/\/access.redhat.com\/security\/cve\/CVE-2022-29145
\nhttps:\/\/access.redhat.com\/security\/updates\/classification\/#important<\/p>\n
8. Contact:<\/p>\n
The Red Hat security contact is <secalert@redhat.com>. More contact
\ndetails at https:\/\/access.redhat.com\/security\/team\/contact\/<\/p>\n
Copyright 2022 Red Hat, Inc.
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\n—
\nRHSA-announce mailing list
\nRHSA-announce@redhat.com
\nhttps:\/\/listman.redhat.com\/mailman\/listinfo\/rhsa-announce<\/p>\n","protected":false},"excerpt":{"rendered":"
—–BEGIN PGP SIGNED MESSAGE—– Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: .NET Core 3.1 security, bug fix, and enhancement update Advisory ID: RHSA-2022:2202-01 Product: Red Hat Enterprise Linux Advisory URL: https:\/\/access.redhat.com\/errata\/RHSA-2022:2202 Issue date: 2022-05-11 CVE Names: CVE-2022-23267 CVE-2022-29117 CVE-2022-29145 ==================================================================== 1. Summary: An update for .NET Core 3.1 is now available for Red …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-24386","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/24386","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=24386"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/24386\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=24386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=24386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=24386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}