Vulnerability · Published May 15, 2026 · Assigned by AMD

CVE-2025-54518

High 7.0

In plain English

A high-severity security flaw in AMD EPYC™ 7002 Series Processors from AMD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.3%top 78.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8bpftool4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:8kernel4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-debug5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-debug-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-debug-devel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-debug-modules5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-devel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-devel-matched5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-modules5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-modules-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-64k-modules-extra5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-abi-stablelists4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-abi-stablelists5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-core4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-cross-headers4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-cross-headers5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-debug4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-debug5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-debug-core4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-debug-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-debug-devel4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-debug-devel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-debug-devel-matched5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-debug-modules4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-debug-modules5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-debug-modules-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-debug-modules-extra4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-debug-modules-extra5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-debug-uki-virt5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-devel4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-devel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-devel-matched5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-doc4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-doc5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-headers4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-headers5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-modules4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-modules5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-modules-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-modules-extra4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-modules-extra5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-rt4.18.0-553.153.1.rt7.494.el8_10ALSA-2026:50979
AlmaLinux:9kernel-rt5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-debug5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-devel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-modules5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-rt-core4.18.0-553.153.1.rt7.494.el8_10ALSA-2026:50979
AlmaLinux:9kernel-rt-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-rt-debug4.18.0-553.153.1.rt7.494.el8_10ALSA-2026:50979
AlmaLinux:9kernel-rt-debug5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-rt-debug-core4.18.0-553.153.1.rt7.494.el8_10ALSA-2026:50979
AlmaLinux:9kernel-rt-debug-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-rt-debug-devel4.18.0-553.153.1.rt7.494.el8_10ALSA-2026:50979
AlmaLinux:9kernel-rt-debug-devel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-rt-debug-modules4.18.0-553.153.1.rt7.494.el8_10ALSA-2026:50979
AlmaLinux:9kernel-rt-debug-modules5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-rt-debug-modules-extra4.18.0-553.153.1.rt7.494.el8_10ALSA-2026:50979
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-rt-devel4.18.0-553.153.1.rt7.494.el8_10ALSA-2026:50979
AlmaLinux:9kernel-rt-devel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-rt-modules4.18.0-553.153.1.rt7.494.el8_10ALSA-2026:50979
AlmaLinux:9kernel-rt-modules5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-rt-modules-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-rt-modules-extra4.18.0-553.153.1.rt7.494.el8_10ALSA-2026:50979
AlmaLinux:9kernel-rt-modules-extra5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-tools4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-tools5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-tools-libs4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-tools-libs5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-tools-libs-devel4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-tools-libs-devel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-uki-virt5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-uki-virt-addons5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-zfcpdump4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-zfcpdump5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-zfcpdump-core4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-zfcpdump-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-zfcpdump-devel4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-zfcpdump-devel5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-zfcpdump-modules4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-zfcpdump-modules5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8kernel-zfcpdump-modules-extra4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9libperf5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8perf4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9perf5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:8python3-perf4.18.0-553.153.1.el8_10ALSA-2026:50978
AlmaLinux:9python3-perf5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9rtla5.14.0-687.38.1.el9_8ALSA-2026:53329
AlmaLinux:9rv5.14.0-687.38.1.el9_8ALSA-2026:53329
Alpine:v3.20xen4.18.5-r8ALPINE-CVE-2025-54518
Alpine:v3.21xen4.19.5-r3ALPINE-CVE-2025-54518
Alpine:v3.22xen4.20.3-r3ALPINE-CVE-2025-54518
Alpine:v3.23xen4.20.3-r3ALPINE-CVE-2025-54518
Alpine:v3.24xen4.21.1-r4ALPINE-CVE-2025-54518
Debian:12xen4.17.7-0+deb12u1DEBIAN-CVE-2025-54518
Debian:13xen4.20.3+127-gc42374a105-0+deb13u1DEBIAN-CVE-2025-54518
Debian:14xen4.20.3+127-gc42374a105-1DEBIAN-CVE-2025-54518
Rocky Linux:8kernel0:4.18.0-553.153.1.el8_10RLSA-2026:50978
Rocky Linux:8kernel0:4.18.0-553.153.1.el8_10.cloud.0.1RXSA-2026:50978
Rocky Linux:9kernel0:5.14.0-687.38.1.el9_8RLSA-2026:53329
Rocky Linux:8kernel-rt0:4.18.0-553.153.1.rt7.494.el8_10RLSA-2026:50979
Ubuntu:22.04:LTSlinux5.15.0-186.196USN-8575-1
Ubuntu:22.04:LTSlinux5.15.0-186.196UBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux6.8.0-136.136USN-8567-1
Ubuntu:24.04:LTSlinux6.8.0-136.136UBUNTU-CVE-2025-54518
Ubuntu:25.10linuxno fix listedUBUNTU-CVE-2025-54518
Ubuntu:26.04:LTSlinux7.0.0-28.28USN-8566-1
Ubuntu:26.04:LTSlinux7.0.0-28.28UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-aws5.15.0-1112.119UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-aws5.15.0-1112.119USN-8575-2
Ubuntu:24.04:LTSlinux-aws6.8.0-1061.64UBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-aws6.8.0-1061.64USN-8595-2
Ubuntu:25.10linux-awsno fix listedUBUNTU-CVE-2025-54518
Ubuntu:26.04:LTSlinux-aws7.0.0-1009.9USN-8618-1
Ubuntu:26.04:LTSlinux-aws7.0.0-1009.9UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1061.64~22.04.1UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1061.64~22.04.1USN-8595-3
Ubuntu:22.04:LTSlinux-azure5.15.0-1117.126UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-azure5.15.0-1117.126USN-8575-3
Ubuntu:24.04:LTSlinux-azure6.8.0-1063.71USN-8606-1
Ubuntu:24.04:LTSlinux-azure6.8.0-1063.71UBUNTU-CVE-2025-54518
Ubuntu:25.10linux-azureno fix listedUBUNTU-CVE-2025-54518
Ubuntu:26.04:LTSlinux-azure7.0.0-1010.10USN-8603-1
Ubuntu:26.04:LTSlinux-azure7.0.0-1010.10UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1063.71~22.04.1UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1063.71~22.04.1USN-8606-1
Ubuntu:24.04:LTSlinux-azure-7.07.0.0-1014.14~24.04.1USN-8728-2
Ubuntu:24.04:LTSlinux-azure-7.07.0.0-1014.14~24.04.1UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1117.126USN-8610-1
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1117.126UBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-azure-fde6.8.0-1062.69USN-8607-1
Ubuntu:24.04:LTSlinux-azure-fde6.8.0-1062.69UBUNTU-CVE-2025-54518
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-54518
Ubuntu:26.04:LTSlinux-azure-fde7.0.0-1009.9UBUNTU-CVE-2025-54518
Ubuntu:26.04:LTSlinux-azure-fde7.0.0-1009.9USN-8603-1
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-azure-fde-6.86.8.0-1062.69~22.04.1USN-8609-1
Ubuntu:22.04:LTSlinux-azure-fde-6.86.8.0-1062.69~22.04.1UBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-azure-fde-7.07.0.0-1013.13~24.04.1UBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-gcp5.15.0-1112.122UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-gcp5.15.0-1112.122USN-8575-1
Ubuntu:24.04:LTSlinux-gcp6.8.0-1064.72USN-8567-1
Ubuntu:24.04:LTSlinux-gcp6.8.0-1064.72UBUNTU-CVE-2025-54518
Ubuntu:25.10linux-gcpno fix listedUBUNTU-CVE-2025-54518
Ubuntu:26.04:LTSlinux-gcp7.0.0-1008.8USN-8566-1
Ubuntu:26.04:LTSlinux-gcp7.0.0-1008.8UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1064.72~22.04.1USN-8567-1
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1064.72~22.04.1UBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-gcp-7.07.0.0-1011.11~24.04.1UBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-gcp-7.07.0.0-1011.11~24.04.1USN-8728-1
Ubuntu:22.04:LTSlinux-gke5.15.0-1108.114USN-8575-1
Ubuntu:22.04:LTSlinux-gke5.15.0-1108.114UBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-gke6.8.0-1059.67UBUNTU-CVE-2025-54518
Ubuntu:24.04:LTSlinux-gke6.8.0-1059.67USN-8567-1
Ubuntu:26.04:LTSlinux-gke7.0.0-1003.4USN-8566-1
Ubuntu:26.04:LTSlinux-gke7.0.0-1003.4UBUNTU-CVE-2025-54518
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1095.103USN-8575-1
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1095.103UBUNTU-CVE-2025-54518

Affected products (as reported)

Weakness: CWE-1189, CWE-1220 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References