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7.5
Microsoft .NET: Unauthorized Network Denial of Service
GHSA-c8gq-rhqh-wgwm
Summary
A vulnerability in Microsoft .NET can allow an attacker to shut down a network connection. This affects systems that use .NET, and it's essential to update to the latest version to prevent service disruptions. Patching or upgrading to the latest version is recommended to mitigate this risk.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| – | microsoft.bcl.memory | > 9.0.0 , <= 9.0.13 | – |
Original title
Duplicate Advisory: .NET Denial of Service Vulnerability
Original description
### Duplicate Advisory
This advisory has been withdrawn because it is a duplicate of GHSA-73j8-2gch-69rq. This link is maintained to preserve external references.
### Original Description
Out-of-bounds read in .NET allows an unauthorized attacker to deny service over a network.
This advisory has been withdrawn because it is a duplicate of GHSA-73j8-2gch-69rq. This link is maintained to preserve external references.
### Original Description
Out-of-bounds read in .NET allows an unauthorized attacker to deny service over a network.
ghsa CVSS3.1
7.5
Vulnerability type
CWE-125
Out-of-bounds Read
Published: 10 Mar 2026 · Updated: 13 Mar 2026 · First seen: 11 Mar 2026