Description
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.
Metrics
CVSS 3.1 7.0/10
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
Source: the vendor's advisory (CNA). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| AMD | AMD EPYC™ 7002 Series Processors | — |
| AMD | AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics | — |
| AMD | AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics | — |
| AMD | AMD Ryzen™ 3000 Series Desktop Processors | — |
| AMD | AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors | — |
| AMD | AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics | — |
| AMD | AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors | — |
| AMD | AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics | — |
| AMD | AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics | — |
| AMD | AMD Ryzen™ 4000 Series Desktop Processors | — |
| AMD | AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics | — |
| AMD | AMD Ryzen™ 3000 Series Desktop Processors | — |
| AMD | AMD EPYC™ Embedded 7002 Series Processors | — |
| AMD | AMD Ryzen Embedded V2000A Series Processors | — |
| AMD | AMD Ryzen™ Embedded V2000 Series Processors | — |
| Red Hat | Red Hat Enterprise Linux 8 | — |
| Red Hat | Red Hat Enterprise Linux 8 | — |
| Red Hat | Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support | — |
| Red Hat | Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On | — |
| Red Hat | Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support | — |
| Red Hat | Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On | — |
| Red Hat | Red Hat Enterprise Linux 8.8 Telecommunications Update Service | — |
| Red Hat | Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions | — |
| Red Hat | Red Hat Enterprise Linux 9 | — |
| Red Hat | Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions | — |
| Red Hat | Red Hat Enterprise Linux 9.6 Extended Update Support | — |
| Red Hat | Red Hat OpenShift Container Platform 4.12 | — |
| Red Hat | Red Hat OpenShift Container Platform 4.16 | — |
| Red Hat | Red Hat OpenShift Container Platform 4.17 | — |
| Red Hat | Red Hat OpenShift Container Platform 4.19 | — |
| Red Hat | Red Hat OpenShift Container Platform 4.20 | — |
| Red Hat | Red Hat OpenShift Container Platform 4.21 | — |
| Red Hat | Red Hat OpenShift Container Platform 4.22 | — |
| Red Hat | Red Hat Enterprise Linux 10 | — |
| Red Hat | Red Hat Enterprise Linux 10 | — |
| Red Hat | Red Hat Enterprise Linux 6 | — |
| Red Hat | Red Hat Enterprise Linux 7 | — |
| Red Hat | Red Hat Enterprise Linux 7 | — |
| Red Hat | Red Hat Enterprise Linux 9 | — |
| Red Hat | Red Hat Enterprise Linux for NVIDIA 26 | — |
| Red Hat | Red Hat OpenShift Container Platform 4 | — |
| Red Hat | Red Hat OpenShift Container Platform 4 | — |
References
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7052.html
- http://www.openwall.com/lists/oss-security/2026/05/12/15
- http://xenbits.xen.org/xsa/advisory-490.html
- https://access.redhat.com/errata/RHSA-2026:50978
- https://access.redhat.com/errata/RHSA-2026:50979
- https://access.redhat.com/errata/RHSA-2026:53329
- https://access.redhat.com/errata/RHSA-2026:53989
- https://access.redhat.com/errata/RHSA-2026:53990
- https://access.redhat.com/errata/RHSA-2026:54769
- https://access.redhat.com/errata/RHSA-2026:55444
- https://access.redhat.com/errata/RHSA-2026:56573
- https://access.redhat.com/errata/RHSA-2026:57402
- https://access.redhat.com/errata/RHSA-2026:57457
- https://access.redhat.com/errata/RHSA-2026:57543
- https://access.redhat.com/errata/RHSA-2026:59091
- https://access.redhat.com/errata/RHSA-2026:59831
- https://access.redhat.com/errata/RHSA-2026:60019
- https://access.redhat.com/errata/RHSA-2026:62549
- https://access.redhat.com/security/cve/CVE-2025-54518
- https://bugzilla.redhat.com/show_bug.cgi?id=2477784
- https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-54518.json
Timeline
- Published
- May 15, 2026
- Last modified
- Sep 10, 2026
- NVD status
- Awaiting Analysis