CVE-2025-54518
Improper isolation of shared resources within the CPU operation cache on Zen 2-based products could allow an attacker to corrupt…
- Published
- Updated
- Reserved
- Assigned by
- AMD
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| AMDCNA (assigner) | 4.0 | High7.3 | CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| redhat-SADPADP (enrichment) | 3.1 | High7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Awaiting Analysis | 4.0 | High7.3 | CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.29% · top 79% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.3.
Weakness
Affected products
AMD · AMD EPYC™ 7002 Series Processors
- unaffected os kernel
AMD · AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
- unaffected RenoirPI-FP6_1.0.0.Ed
AMD · AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
- unaffected MendocinoPI-FT6_1.0.0.7f
AMD · AMD Ryzen™ 3000 Series Desktop Processors
- unaffected ComboAM4v2 1.2.0.10
AMD · AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors
- unaffected ChagallWSPI-sWRX8-1.0.0.D
AMD · AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics
- unaffected CezannePI-FP6_1.0.1.1d
AMD · AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors
- unaffected CastlePeakWSPI-sWRX8 1.0.0.I
AMD · AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
- unaffected CezannePI-FP6_1.0.1.1d
AMD · AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
- unaffected CezannePI-FP6_1.0.1.1d
AMD · AMD Ryzen™ 4000 Series Desktop Processors
- unaffected ComboAM4v2 1.2.0.10
AMD · AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics
- unaffected ComboAM4v2 1.2.0.10
AMD · AMD Ryzen™ 3000 Series Desktop Processors
- unaffected ComboAM4PI 1.0.0.10
AMD · AMD EPYC™ Embedded 7002 Series Processors
- unaffected OS kernel
AMD · AMD Ryzen Embedded V2000A Series Processors
- unaffected EmbeddedV2KAPI-FP6 1.0.0.A
AMD · AMD Ryzen™ Embedded V2000 Series Processors
- unaffected EmbeddedPI-FP6_1.0.0.D
References (21)
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7052.html (opens in a new tab)
- http://www.openwall.com/lists/oss-security/2026/05/12/15 (opens in a new tab)
- http://xenbits.xen.org/xsa/advisory-490.html (opens in a new tab)
- https://access.redhat.com/security/cve/CVE-2025-54518 (opens in a new tab)vdb-entryx_refsource_REDHAT
- RHBZ#2477784 (opens in a new tab)issue-trackingx_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-54518.json (opens in a new tab)x_sadp-csaf-vex
- https://access.redhat.com/errata/RHSA-2026:59831 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:62549 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:60019 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:57402 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:57543 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:57457 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:54769 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:56573 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:53990 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:53329 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:50978 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:59091 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:53989 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:55444 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:50979 (opens in a new tab)vendor-advisoryx_refsource_REDHAT
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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