Vulnerability · Published Mar 10, 2026 · Assigned by microsoft
CVE-2026-23665Linux Azure Diagnostic extension (LAD) Elevation of Privilege Vulnerability
High 7.8
In plain English
A high-severity heap buffer overflow in Azure Linux Virtual Machines with Azure Diagnostics extension from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 33% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.4%top 66.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Azure Linux Virtual Machines with Azure Diagnostics extension | 1.0.0 – before 2.1.24 |
Weakness: CWE-122 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
- Linux Azure Diagnostic extension (LAD) Elevation of Privilege Vulnerability vendor-advisory, patch