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CVE record · CVE-2025-54518

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 resu…

CVSS 7.3 HighEPSS 0.0029 · 21st percentile

Published by the CVE Program (CNA: AMD) at 15 May 2026, 03:06 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
AMD AMD EPYC™ 7002 Series Processors
  • unaffected os kernel
Other versions: affected
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
  • unaffected RenoirPI-FP6_1.0.0.Ed
Other versions: affected
AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
  • unaffected MendocinoPI-FT6_1.0.0.7f
Other versions: affected
AMD AMD Ryzen™ 3000 Series Desktop Processors
  • unaffected ComboAM4v2 1.2.0.10
Other versions: affected
AMD AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors
  • unaffected ChagallWSPI-sWRX8-1.0.0.D
Other versions: affected
AMD AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics
  • unaffected CezannePI-FP6_1.0.1.1d
Other versions: affected
AMD AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors
  • unaffected CastlePeakWSPI-sWRX8 1.0.0.I
Other versions: affected
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
  • unaffected CezannePI-FP6_1.0.1.1d
Other versions: affected
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
  • unaffected CezannePI-FP6_1.0.1.1d
Other versions: affected
AMD AMD Ryzen™ 4000 Series Desktop Processors
  • unaffected ComboAM4v2 1.2.0.10
Other versions: affected
AMD AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics
  • unaffected ComboAM4v2 1.2.0.10
Other versions: affected
AMD AMD Ryzen™ 3000 Series Desktop Processors
  • unaffected ComboAM4PI 1.0.0.10
Other versions: affected
AMD AMD EPYC™ Embedded 7002 Series Processors
  • unaffected OS kernel
Other versions: affected
AMD AMD Ryzen Embedded V2000A Series Processors
  • unaffected EmbeddedV2KAPI-FP6 1.0.0.A
Other versions: affected
AMD AMD Ryzen™ Embedded V2000 Series Processors
  • unaffected EmbeddedPI-FP6_1.0.0.D
Other versions: affected
Identifiers
CVE-2025-54518
CNA
AMD
Weakness (CWE)
CWE-1189 · CWE-1220
Tags
Published
15 May 2026
Updated
10 Sept 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.3 High 4.0 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 CNA (AMD)Used for this record
7.0 High 3.1 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H ADP (redhat-SADP)
  • CISA KEV Not listed.
  • EPSS 0.0029, the 21st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 15 May 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.