PT-2026-40555 · Amd · Amd Epyc™ 8004 Series Processors+13

Published 2026-05-13 · Updated 2026-05-13 · CVE-2024-36315

Mitre

CVSS v4.0

5.7

Medium

Base vector

AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Improper enforcement of the LFENCE serialization property may allow an attacker to bypass speculation barriers and potentially disclose sensitive information, potentially resulting in loss of confidentiality.

Fix

Protection Mechanism Failure

Weakness Enumeration

CWE-693

Related Identifiers

CVE-2024-36315

Affected Products

Amd Epyc™ 8004 Series Processors

Amd Epyc™ Embedded 8004 Series Processors

Amd Epyc™ Embedded 9004 Series Processors

Amd Epyc™ 9004 Series Processors

Amd Epyc™Series 4004 Processors

Amd Instinct™ Mi300A Series Processors

Amd Ryzen™ 7000 Series Desktop Processors

Amd Ryzen 7040 Series Processors With Radeon Graphics

Amd Ryzen™ 7045 Series Mobile Processors With Radeon™ Graphics

Amd Ryzen™ 8000 Series Desktop Processors

Amd Ryzen™ 9000 Series Desktop Processors

Amd Ryzen™ Embedded 7000 Series Processors

Amd Ryzen™ Embedded 8000 Series Processors

Amd Ryzen™ Z1 Series Processors

References · 2

• https://amd.com/en/resources/product-security/bulletin/AMD-SB-4017.html · Note
• https://amd.com/en/resources/product-security/bulletin/AMD-SB-3030.html · Note