AMDCVE-2023-20511
AMD: double free
Medium6.4CVE-2023-20511 · Published Aug 31, 2026 · updated Sep 3, 2026
Release of an invalid pointer in the AMD kernel mode driver (KMD) could allow a privileged attacker to create a double free condition potentially leading to arbitrary code execution.
Affected versions
The source does not list versions here. See the source advisory for affected products and fixes.
Details and references
- CVSS 3.0
- CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-763
More AMD advisories
All AMD| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Sep 2 | AMD: code execution | High7.4 | No fix yet |
| Sep 2 | AMD AGESA: denial of service | High7.7 | No fix yet |
| Aug 31 | AMD: denial of service | Low3.3 | No fix yet |
| Aug 11 | AMD: privilege escalation | High7.0 | No fix yet |
| Aug 11 | AMD: untrusted search path | High7.0 | No fix yet |
| Aug 11 | AMD Ryzen Master Utility Driver: use after free | Medium5.6 | No fix yet |