ALPINE-CVE-2025-54518

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2025-54518
Published: 15 May 2026, 05:16
Last modified:15 Jun 2026, 18:18

Vulnerability Summary

Overall Risk (default)
medium
29/100
CVSS Score
7.3 HIGH
4.0 (osv_alpine)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

15 May 2026, 05:16
Published
Vulnerability first disclosed
15 Jun 2026, 18:18
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v4.0•HIGH•Score: 7.3CVSS: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

Affected Systems

  • alpine•xen

    < 4.18.5-r8 | < 4.19.5-r3 | < 4.20.3-r3 | < 4.20.3-r3 | < 4.21.1-r4

References (1)