Heap-based Buffer Overflow

Overview Microsoft.DiaSymReader.Native is a Native implementation of PDB file reader and writer. Affected versions of this package are vulnerable to Heap-based Buffer Overflow via the parsing process of Portable PDB files. An attacker can perform an out-of-bounds write and cause unintended or a...

Microsoft Security Advisory CVE-2026-69439 – .NET and Visual Studio Elevation of Privilege Vulnerability

Microsoft Security Advisory CVE-2026-69439 – .NET and Visual Studio Elevation of Privilege Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.DiaSymReader.Native. This advisory also provides guidance on what...

GHSA-527H-Q9F6-P7QX Microsoft Security Advisory CVE-2026-69439 – .NET and Visual Studio Elevation of Privilege Vulnerability

Microsoft Security Advisory CVE-2026-69439 – .NET and Visual Studio Elevation of Privilege Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.DiaSymReader.Native. This advisory also provides guidance on what...