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Fencer Vulns
medium 4.8

CVE-2025-54514 json

Improper isolation of shared resources on a system on a chip by a malicious local attacker with high privileges could potentially lead to a…

published 2026-02-10 8 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-207430

cvss
4.8
version 4.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 1%
public exploits
0
none known

Summary

Improper isolation of shared resources on a system on a chip by a malicious local attacker with high privileges could potentially lead to a partial loss of integrity.

Patch / fix

  • AMD AMD EPYC™ 9005 Series Processors TurinPI 1.0.0.6
  • AMD AMD Ryzen™ 9000HX Series Processors FireRangeFL1 PI-1.0.0.0d
  • AMD AMD Ryzen™ AI 300 Series Processors GorgonPI-FP8_1.0.0.0, StrixKrackanPI-FP8_1.1.0.0d
  • AMD AMD Ryzen™ 9000 Series Desktop Processors ComboAM5 PI 1.2.0.3h
  • AMD AMD Ryzen™ AI Max 300 Series Processors StrixHaloPI-FP11_1.0.0.1c
  • AMD AMD Ryzen™ Z2 Series Processors Extreme StrixKrackanPI-FP8_1.1.0.0d
  • AMD AMD Ryzen™ AI 400 Series Processors GorgonPI-FP8_1.0.0.0
  • AMD AMD Ryzen™ Threadripper™ 9000 Processors ShimadaPeakPI-SP6_1.0.0.1b
  • AMD AMD Ryzen™ Threadripper™ PRO 9000 WX-Series Processors ShimadaPeakPI-SP6_1.0.0.1b
  • AMD AMD EPYC™ Embedded 9005 Series Processors EmbTurinPI-SP5_1.0.0.1
  • amd64-microcode Debian 14 3.20260923.1

debian advisories DEBIAN-CVE-2025-54514

  • amd64-microcode Ubuntu 24.04 LTS 3.20251202.1ubuntu0.24.04.1
  • amd64-microcode Ubuntu 25.10 3.20251202.1ubuntu0.25.10.1
  • amd64-microcode Ubuntu 26.04 LTS 3.20251202.1ubuntu1

ubuntu advisories UBUNTU-CVE-2025-54514

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
8 mo ago

Exploit prediction

0.12% chance of exploitation in the next 30 days, higher than 1% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CNA 4.0 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/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

Affected products

  • AMD AMD EPYC™ 9005 Series Processors
  • AMD AMD Ryzen™ 9000HX Series Processors
  • AMD AMD Ryzen™ AI 300 Series Processors
  • AMD AMD Ryzen™ 9000 Series Desktop Processors
  • AMD AMD Ryzen™ AI Max 300 Series Processors
  • AMD AMD Ryzen™ Z2 Series Processors Extreme
  • AMD AMD Ryzen™ AI 400 Series Processors
  • AMD AMD Ryzen™ Threadripper™ 9000 Processors
  • AMD AMD Ryzen™ Threadripper™ PRO 9000 WX-Series Processors
  • AMD AMD EPYC™ Embedded 9005 Series Processors

Classification

Weakness
  • CWE-1189 Improper Isolation of Shared Resources on System-on-a-Chip (SoC)

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.