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dotnet: excess memory allocation via HttpClient causes DoS

🗓️ 11 May 2022 18:23:39Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

A flaw causes denial of service from excess memory via HttpClient trailing headers and MaxResponseHeadersLength.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ALT Linux		Security fix for the ALT Linux 10 package dotnet-bootstrap-5.0 version 5.0.17-alt1
18 Mar 202300:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package dotnet-runtime-5.0 version 5.0.17-alt1
18 Mar 202300:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package dotnet-bootstrap-6.0 version 6.0.7-alt1
5 Aug 202200:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package dotnet-coreclr-3.1 version 3.1.26-alt1
20 Feb 202300:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package dotnet-bootstrap-7.0 version 6.0.7-alt1
5 Aug 202200:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package dotnet-runtime-7.0 version 6.0.7-alt1
5 Aug 202200:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package dotnet-bootstrap-3.1 version 3.1.26-alt1
20 Feb 202300:00
–altlinux
ATTACKERKB		CVE-2022-23267
10 May 202221:15
–attackerkb
AlmaLinux		Important: .NET 6.0 security, bug fix, and enhancement update
11 May 202213:20
–almalinux
AlmaLinux		Important: .NET 5.0 security, bug fix, and enhancement update
11 May 202213:22
–almalinux
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7x86_64rh-dotnet50-aspnetcore-runtime-5.00:5.0.17-1.el7_9rh-dotnet50-aspnetcore-runtime-5.0-0:5.0.17-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-dotnet50-aspnetcore-targeting-pack-5.00:5.0.17-1.el7_9rh-dotnet50-aspnetcore-targeting-pack-5.0-0:5.0.17-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-dotnet50-dotnet0:5.0.214-1.el7_9rh-dotnet50-dotnet-0:5.0.214-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-dotnet50-dotnet-apphost-pack-5.00:5.0.17-1.el7_9rh-dotnet50-dotnet-apphost-pack-5.0-0:5.0.17-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-dotnet50-dotnet-debuginfo0:5.0.214-1.el7_9rh-dotnet50-dotnet-debuginfo-0:5.0.214-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-dotnet50-dotnet-host0:5.0.17-1.el7_9rh-dotnet50-dotnet-host-0:5.0.17-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-dotnet50-dotnet-hostfxr-5.00:5.0.17-1.el7_9rh-dotnet50-dotnet-hostfxr-5.0-0:5.0.17-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-dotnet50-dotnet-runtime-5.00:5.0.17-1.el7_9rh-dotnet50-dotnet-runtime-5.0-0:5.0.17-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-dotnet50-dotnet-sdk-5.00:5.0.214-1.el7_9rh-dotnet50-dotnet-sdk-5.0-0:5.0.214-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux7x86_64rh-dotnet50-dotnet-sdk-5.0-source-built-artifacts0:5.0.214-1.el7_9rh-dotnet50-dotnet-sdk-5.0-source-built-artifacts-0:5.0.214-1.el7_9.x86_64.rpm
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25 Feb 2026 16:24Current
5.7Medium risk
Vulners AI Score5.7
CVSS 25
CVSS 3.17.5
EPSS0.05041
CWE-770
denial of serviceexcess memoryhttp clientmax response headerstrailing headers
4