.NET Denial of Service Vulnerability
CVE-2026-120796
Summary
Mariner
Products covered
azl3 glibc 2.38-20 on Azure Linux 3.0
azl3 glibc 2.38-21 on Azure Linux 3.0
azl3 glibc 2.38-19 on Azure Linux 3.0
cbl2 glibc 2.35-10 on CBL Mariner 2.0
Remediation
See the Microsoft Security Update Guide for the update that applies to your product.
CVEs in this advisory 1
Update history
What changed in later vendor updates
SecurityAlert records field-level changes from the point we begin following a bulletin. Earlier vendor changes may not have a field-by-field record.
- Added affected products: azl3 glibc 2.38-20 on Azure Linux 3.0, azl3 glibc 2.38-21 on Azure Linux 3.0.
- The vendor changed its remediation guidance.
Updates
- Published by Microsoft Security Response Center
The publication date reported by the vendor.
- Updated by Microsoft Security Response Center
The vendor changed the advisory after it was first published.
- Added to SecurityAlert
We collected the advisory from the official source.
- Confirmed at the source
Our collector saw this advisory during a later source check.