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osvGoogleOSV:RLSA-2022:2200
HistoryMay 11, 2022 - 1:22 p.m.

Important: .NET 5.0 security, bug fix, and enhancement update

2022-05-1113:22:02
Google
osv.dev
13
.net core sdk
runtime
security vulnerability
excess memory allocation
httpclient
dos
malicious content
high cpu
parsing html
denial of service

EPSS

0.002

Percentile

55.0%

.NET Core 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 Core that address a security vulnerability are now available. The updated versions are .NET Core SDK 5.0.214 and .NET Core Runtime 5.0.17.

Security Fix(es):

  • dotnet: excess memory allocation via HttpClient causes DoS (CVE-2022-23267)

  • dotnet: malicious content causes high CPU and memory usage (CVE-2022-29117)

  • dotnet: parsing HTML causes Denial of Service (CVE-2022-29145)

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.