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OpenAdvisories
Critical USN-6578-1 2 CVEs

dotnet6, dotnet7, dotnet8 vulnerabilities

Published Jan 11, 2024 · Updated Feb 10, 2026

Summary

Vishal Mishra and Anita Gaud discovered that .NET did not properly
validate X.509 certificates with malformed signatures. An attacker
could possibly use this issue to bypass an application's typical
authentication logic.
(CVE-2024-0057)

Morgan Brown discovered that .NET did not properly handle requests from
unauthenticated clients. An attacker could possibly use this issue to
cause a denial of service.
(CVE-2024-21319)

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 22.04 LTS 22.04:LTS dotnet6 6.0.126-0ubuntu1~22.04.1
Ubuntu · 22.04 LTS 22.04:LTS dotnet7 7.0.115-0ubuntu1~22.04.1

Vulnerabilities 2

References

  • report
    https://ubuntu.com/security/CVE-2024-0057
  • report
    https://ubuntu.com/security/CVE-2024-21319