CVE-2023-20511 | BDVDB-2026-366387 Detail

AMDAMD Radeon™ Instinct™ MI25 Graphics Products

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.

Impact#

Per CVSS v3.0: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-763 Release of Invalid Pointer or Reference

References#

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

Exploit#

No public exploit known

History#

Version 12026-08-31Record published in the CVE List.
Version 22026-09-01Most recent update recorded in the CVE List.

Published

Published: 2026-08-31
Last modified: 2026-09-01

Vendor information

Vendor: AMD
Product: AMD Radeon™ Instinct™ MI25 Graphics Products

All AMD vulnerabilities

Score

6.4 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 34.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
Not stated
Fixed
Contact your AMD Customer Engineering representative

Scoring System

CVSS v4.0

Not available

CVSS v3.1

Not available

CVSS v3.0

6.4 Medium

CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	High
Privileges Required	High
User Interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).