CVE-2023-20511

State: Published
Severity: 6.4 Medium
Published: Aug 31, 2026
Updated: Sep 1, 2026
Reserved: Oct 27, 2022

Description

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.

Scores

CVSS	Score	Vector	Source
3.0	6.4 Medium	CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H	AMD

Weaknesses

CWE-763 Release of Invalid Pointer or Reference

Affected Products

Product	Versions
AMD Radeon™ Instinct™ MI25 Graphics ProductsAMD	Contact your AMD Customer Engineering representativeNot affected
AMD Radeon™ PRO V620 Graphics ProductsAMD	Contact your AMD Customer Engineering representativeNot affected

References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6018.html

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