CVE-2025-54518

HIGH

Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to corrupt instructions executed at a different privilege level, potentially resulting in privilege escalation.

CVSS v3.1 Score

7.0
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 5/15/2026Modified: 9/10/2026

Related Intelligence (1)

CRITICALAi

Patch Tuesday - May 2026

Microsoft is publishing 137 vulnerabilities on May 2026 Patch Tuesday . Microsoft is not aware of exploitation in the wild or public disclosure for any of these vulnerabilities. So far this month, Microsoft has provided patches to address 133 browser vulnerabilities, which are not included in the Patch Tuesday count above. Windows Netlogon: critical RCE Anyone responsible for securing a domain con

CVE-2026-41089CVE-2020-1472
Rapid7

References (21)

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7052.htmlhttp://www.openwall.com/lists/oss-security/2026/05/12/15http://xenbits.xen.org/xsa/advisory-490.htmlhttps://access.redhat.com/errata/RHSA-2026:50978https://access.redhat.com/errata/RHSA-2026:50979https://access.redhat.com/errata/RHSA-2026:53329https://access.redhat.com/errata/RHSA-2026:53989https://access.redhat.com/errata/RHSA-2026:53990https://access.redhat.com/errata/RHSA-2026:54769https://access.redhat.com/errata/RHSA-2026:55444https://access.redhat.com/errata/RHSA-2026:56573https://access.redhat.com/errata/RHSA-2026:57402https://access.redhat.com/errata/RHSA-2026:57457https://access.redhat.com/errata/RHSA-2026:57543https://access.redhat.com/errata/RHSA-2026:59091https://access.redhat.com/errata/RHSA-2026:59831https://access.redhat.com/errata/RHSA-2026:60019https://access.redhat.com/errata/RHSA-2026:62549https://access.redhat.com/security/cve/CVE-2025-54518https://bugzilla.redhat.com/show_bug.cgi?id=2477784https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-54518.json