(RHSA-2023:4449) Important: .NET 6.0 security update

.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 6.0.120 and .NET Runtime 6.0.20.

Security Fix(es):

• dotnet: .NET Kestrel: Denial of Service processing X509 Certificates (CVE-2023-29331)

• dotnet: vulnerability exists in NuGet where a potential race condition can lead to a symlink attack (CVE-2023-29337)

• dotnet: Remote Code Execution - Source generators issue can lead to a crash due to unmanaged heap corruption (CVE-2023-33128)

• dotnet: race condition in Core SignInManager<TUser> PasswordSignInAsync method (CVE-2023-33170)

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.