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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2025-54518

32
FAUCET Score

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.

First published: May 15, 2026Last modified: May 15, 2026

Impacted Technologies

VendorProductVersion(s)CPE
AMDAMD EPYC™ 7002 Series Processors
Range not provided by sourceCNA affecteddefault affected
AMDAMD EPYC™ Embedded 7002 Series Processors
Range not provided by sourceCNA affecteddefault affected
AMDAMD Ryzen Embedded V2000A Series Processors
Range not provided by sourceCNA affecteddefault affected
AMDAMD Ryzen™ 3000 Series Desktop Processors
Range not provided by sourceCNA affecteddefault affected
AMDAMD Ryzen™ 4000 Series Desktop Processors
Range not provided by sourceCNA affecteddefault affected

CVSS Data

CVSS version used by this source: 4.0

7.3HIGH

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

Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
HIGH
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.26%
Probability of exploitation in next 30 days
EPSS Percentile
17.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0026 is in the 47th percentile among its peer group of 1,516 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.4 InfoSec Media, 0.1 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (82)

microsoftpatch availablevia msrc
Product: Windows 10 Version 1809 for 32-bit SystemsFixed in: 10.0.17763.8755
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1809 for x64-based SystemsFixed in: 10.0.17763.8755
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2019Fixed in: 10.0.17763.8755
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2019 (Server Core installation)Fixed in: 10.0.17763.8755
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2022Fixed in: 10.0.20348.5139
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2022 (Server Core installation)Fixed in: 10.0.20348.5139
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2022Fixed in: 10.0.20348.4830
microsoftpatch availablevia msrc
Product: Windows Server 2022 (Server Core installation)Fixed in: 10.0.20348.4830
microsoftpatch availablevia msrc
Product: Windows 10 Version 21H2 for 32-bit SystemsFixed in: 10.0.19044.7291
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 21H2 for ARM64-based SystemsFixed in: 10.0.19044.7291
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 21H2 for x64-based SystemsFixed in: 10.0.19044.7291
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 22H2 for x64-based SystemsFixed in: 10.0.19045.7417
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 22H2 for ARM64-based SystemsFixed in: 10.0.19045.7417
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 22H2 for 32-bit SystemsFixed in: 10.0.19045.7417
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2025 (Server Core installation)Fixed in: 10.0.26100.32860
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2025Fixed in: 10.0.26100.32860
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2025 (Server Core installation)Fixed in: 10.0.26100.32772
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2025Fixed in: 10.0.26100.32772
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 25H2 for ARM64-based SystemsFixed in: 10.0.26200.8457
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 25H2 for x64-based SystemsFixed in: 10.0.26200.8457
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 25H2 for ARM64-based SystemsFixed in: 10.0.26200.8390
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 25H2 for x64-based SystemsFixed in: 10.0.26200.8390
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 23H2 for ARM64-based SystemsFixed in: 10.0.22631.7079
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 23H2 for x64-based SystemsFixed in: 10.0.22631.7219
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2022, 23H2 Edition (Server Core installation)Fixed in: 10.0.25398.2330
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 24H2 for ARM64-based SystemsFixed in: 10.0.26100.8457
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 24H2 for x64-based SystemsFixed in: 10.0.26100.8457
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 24H2 for ARM64-based SystemsFixed in: 10.0.26100.8390
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 24H2 for x64-based SystemsFixed in: 10.0.26100.8390
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1607 for 32-bit SystemsFixed in: 10.0.14393.9140
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1607 for x64-based SystemsFixed in: 10.0.14393.9140
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2016Fixed in: 10.0.14393.9140
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2016 (Server Core installation)Fixed in: 10.0.14393.9140
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 26H1 for ARM64-based SystemsFixed in: 10.0.28000.2113
View patch
microsoftpatch availablevia msrc
Product: Windows 11 Version 26H1 for x64-based Systems - extraFixed in: 10.0.28000.2113
View patch
ubuntupatch availablevia ubuntu_usn
Product: linux-oracle (resolute)Fixed in: 7.0.0-1008.8
ubuntupatch availablevia ubuntu_usn
Product: linux-azure-fde (jammy)Fixed in: 5.15.0-1117.126
ubuntupatch availablevia ubuntu_usn
Product: linux-azure (jammy)Fixed in: 5.15.0-1117.126
ubuntupatch availablevia ubuntu_usn
Product: linux-oracle (jammy)Fixed in: 5.15.0-1109.115
ubuntupatch availablevia ubuntu_usn
Product: linux-azure-fde-6.8 (jammy)Fixed in: 6.8.0-1062.69~22.04.1
ubuntupatch availablevia ubuntu_usn
Product: linux-azure-fips (noble)Fixed in: 6.8.0-1063.71+fips2
ubuntupatch availablevia ubuntu_usn
Product: linux-hwe-7.0 (noble)Fixed in: 7.0.0-28.28~24.04.1
ubuntupatch availablevia ubuntu_usn
Product: linux-azure-6.8 (jammy)Fixed in: 6.8.0-1063.71~22.04.1
ubuntupatch availablevia ubuntu_usn
Product: linux-azure (noble)Fixed in: 6.8.0-1063.71
ubuntupatch availablevia ubuntu_usn
Product: linux-aws (noble)Fixed in: 6.8.0-1061.64
ubuntupatch availablevia ubuntu_usn
Product: linux-azure (resolute)Fixed in: 7.0.0-1010.10
ubuntupatch availablevia ubuntu_usn
Product: linux-azure-fde (resolute)Fixed in: 7.0.0-1009.9
ubuntupatch availablevia ubuntu_usn
Product: linux-azure-fde (noble)Fixed in: 6.8.0-1062.69
ubuntupatch availablevia ubuntu_usn
Product: linux-oem-7.0 (resolute)Fixed in: 7.0.0-1009.9
ubuntupatch availablevia ubuntu_usn
Product: linux-gcp-6.8 (jammy)Fixed in: 6.8.0-1064.72~22.04.1
ubuntupatch availablevia ubuntu_usn
Product: linux-realtime-6.8 (jammy)Fixed in: 6.8.1-1056.57~22.04.2
ubuntupatch availablevia ubuntu_usn
Product: linux (noble)Fixed in: 6.8.0-136.136
ubuntupatch availablevia ubuntu_usn
Product: linux-gcp (noble)Fixed in: 6.8.0-1064.72
ubuntupatch availablevia ubuntu_usn
Product: linux-gke (noble)Fixed in: 6.8.0-1059.67
ubuntupatch availablevia ubuntu_usn
Product: linux-gkeop (noble)Fixed in: 6.8.0-1046.50
ubuntupatch availablevia ubuntu_usn
Product: linux-realtime (noble)Fixed in: 6.8.1-1056.57
ubuntupatch availablevia ubuntu_usn
Product: linux (resolute)Fixed in: 7.0.0-28.28
ubuntupatch availablevia ubuntu_usn
Product: linux-gcp (resolute)Fixed in: 7.0.0-1008.8
ubuntupatch availablevia ubuntu_usn
Product: linux-gke (resolute)Fixed in: 7.0.0-1003.4
ubuntupatch availablevia ubuntu_usn
Product: linux-realtime (resolute)Fixed in: 7.0.0-28.28.1
ubuntupatch availablevia ubuntu_usn
Product: linux-nvidia-tegra-5.15 (focal)Fixed in: 5.15.0-1064.66~20.04.1
ubuntupatch availablevia ubuntu_usn
Product: linux-hwe-5.15 (focal)Fixed in: 5.15.0-186.196~20.04.1
ubuntupatch availablevia ubuntu_usn
Product: linux-lowlatency-hwe-5.15 (focal)Fixed in: 5.15.0-184.194~20.04.1
ubuntupatch availablevia ubuntu_usn
Product: linux (jammy)Fixed in: 5.15.0-186.196
ubuntupatch availablevia ubuntu_usn
Product: linux-gcp (jammy)Fixed in: 5.15.0-1112.122
ubuntupatch availablevia ubuntu_usn
Product: linux-gcp-fips (jammy)Fixed in: 5.15.0-1112.122+fips1
ubuntupatch availablevia ubuntu_usn
Product: linux-gke (jammy)Fixed in: 5.15.0-1108.114
ubuntupatch availablevia ubuntu_usn
Product: linux-gkeop (jammy)Fixed in: 5.15.0-1095.103
ubuntupatch availablevia ubuntu_usn
Product: linux-kvm (jammy)Fixed in: 5.15.0-1104.109
ubuntupatch availablevia ubuntu_usn
Product: linux-lowlatency (jammy)Fixed in: 5.15.0-184.194
ubuntupatch availablevia ubuntu_usn
Product: linux-realtime (jammy)Fixed in: 5.15.0-1111.120
ubuntupatch availablevia ubuntu_usn
Product: linux-xilinx-zynqmp (jammy)Fixed in: 5.15.0-1075.79
ubuntupatch availablevia ubuntu_usn
Product: linux-gcp-fips (noble)Fixed in: 6.8.0-1064.72+fips1
ubuntupatch availablevia ubuntu_usn
Product: linux-nvidia-6.8 (jammy)Fixed in: 6.8.0-1059.62~22.04.1
ubuntupatch availablevia ubuntu_usn
Product: linux-nvidia (noble)Fixed in: 6.8.0-1059.62
ubuntupatch availablevia ubuntu_usn
Product: linux-nvidia-lowlatency (noble)Fixed in: 6.8.0-1059.62.1
ubuntupatch availablevia ubuntu_usn
Product: linux-oracle-6.8 (jammy)Fixed in: 6.8.0-1058.61~22.04.1
ubuntupatch availablevia ubuntu_usn
Product: linux-lowlatency-hwe-6.8 (jammy)Fixed in: 6.8.0-136.136.2~22.04.1
ubuntupatch availablevia ubuntu_usn
Product: linux-fips (noble)Fixed in: 6.8.0-136.136+fips2
ubuntupatch availablevia ubuntu_usn
Product: linux-lowlatency (noble)Fixed in: 6.8.0-136.136.2
ubuntupatch availablevia ubuntu_usn
Product: linux-oracle (noble)Fixed in: 6.8.0-1058.61
ubuntupatch availablevia ubuntu_usn
Product: linux-ibm (resolute)Fixed in: 7.0.0-1010.10

Vendor Advisories (20)

ubuntuUSN-8610-1

Linux kernel (Azure CVM) vulnerabilities

Jul 24, 2026
ubuntuUSN-8575-3

Linux kernel vulnerabilities

Jul 24, 2026
ubuntuUSN-8609-1

Linux kernel (Azure CVM) vulnerabilities

Jul 24, 2026
ubuntuUSN-8608-1

Linux kernel (Azure FIPS) vulnerabilities

Jul 24, 2026
ubuntuUSN-8607-1

Linux kernel (Azure CVM) vulnerabilities

Jul 24, 2026
ubuntuUSN-8606-1

Linux kernel (Azure) vulnerabilities

Jul 24, 2026
ubuntuUSN-8595-2

Linux kernel (AWS) vulnerabilities

Jul 24, 2026
ubuntuUSN-8603-1

Linux kernel (Azure) vulnerabilities

Jul 24, 2026
ubuntuUSN-8596-1

Linux kernel (NVIDIA) vulnerabilities

Jul 23, 2026
ubuntuUSN-8595-1

Linux kernel (Oracle) vulnerabilities

Jul 23, 2026
ubuntuUSN-8574-2

Linux kernel vulnerabilities

Jul 23, 2026
ubuntuUSN-8593-1

Linux kernel vulnerabilities

Jul 23, 2026
ubuntuUSN-8576-1

Linux kernel (NVIDIA Tegra) vulnerabilities

Jul 21, 2026
ubuntuUSN-8575-1

Linux kernel vulnerabilities

Jul 21, 2026
ubuntuUSN-8574-1

Linux kernel (GCP FIPS) vulnerabilities

Jul 21, 2026
ubuntuUSN-8569-1

Linux kernel (HWE) vulnerabilities

Jul 20, 2026
ubuntuUSN-8568-1

Linux kernel (OEM) vulnerabilities

Jul 20, 2026
ubuntuUSN-8567-1

Linux kernel vulnerabilities

Jul 20, 2026
ubuntuUSN-8566-1

Linux kernel vulnerabilities

Jul 20, 2026
microsoft2026-May/CVE-2025-54518Important

AMD: CVE-2025-54518 CPU OP Cache Corruption

May 12, 2026

References

access.redhat.com / security/cve/CVE-2025-54518
bugzilla.redhat.com / show_bug.cgi
security.access.redhat.com / data/csaf/v2/vex/2025/cve-2025-54518.json
openwall.com / lists/oss-security/2026/05/12/15
xenbits.xen.org / xsa/advisory-490.html
amd.com / en/resources/product-security/bulletin/AMD-SB-7052.html