CVE-2026-23665
Linux Azure Diagnostic extension (LAD) Elevation of Privilege Vulnerability
Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Linux Azure Diagnostic extension (LAD) Elevation of Privilege Vulnerability
Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-23665- CVSS 3.1
- 7.8 High
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 - Weakness
- CWE-122
- Updated
- 2026-11-02
EUVDEUVD-2026-10586
Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.
- Record
EUVD-2026-10586- CVSS 3.1
- 7.8 High
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-6m2p-x552-vxhp
Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to...
Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.
- Record
GHSA-6m2p-x552-vxhp- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122, CWE-787
- Updated
- 2026-11-02
NVD
Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-23665- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122, CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-23665 is a high vulnerability (CVSS 7.8) in Microsoft Azure Linux Virtual Machines With Azure Diagnostics Extension, published March 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 33rd percentile. No source names a fixed version.