CVE-2026-46174

EUVD-2026-32801
In the Linux kernel, the following vulnerability has been resolved:

x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache

Make sure resources are not improperly shared in the op cache and
cause instruction corruption this way.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
3.16.58 ≤
𝑥
< 3.17
linuxlinux_kernel
4.4.144 ≤
𝑥
< 4.5
linuxlinux_kernel
4.9.102 ≤
𝑥
< 4.10
linuxlinux_kernel
4.14.1 ≤
𝑥
< 5.10.256
linuxlinux_kernel
5.11 ≤
𝑥
< 5.15.207
linuxlinux_kernel
5.16 ≤
𝑥
< 6.1.173
linuxlinux_kernel
6.2 ≤
𝑥
< 6.6.139
linuxlinux_kernel
6.7 ≤
𝑥
< 6.12.88
linuxlinux_kernel
6.13 ≤
𝑥
< 6.18.30
linuxlinux_kernel
6.19 ≤
𝑥
< 7.0.7
linuxlinux_kernel
4.14
linuxlinux_kernel
4.14:rc2
linuxlinux_kernel
4.14:rc3
linuxlinux_kernel
4.14:rc4
linuxlinux_kernel
4.14:rc5
linuxlinux_kernel
4.14:rc6
linuxlinux_kernel
4.14:rc7
linuxlinux_kernel
4.14:rc8
linuxlinux_kernel
7.1:rc1
linuxlinux_kernel
7.1:rc2
linuxlinux_kernel
7.1:rc3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.176-1
fixed
bookworm (security)
6.1.176-1
fixed
bullseye
vulnerable
bullseye (security)
5.10.259-1
fixed
forky
7.1.3-1
fixed
sid
7.1.3-1
fixed
trixie
6.12.94-1
fixed
trixie (security)
6.12.95-1
fixed
linux-6.1
bullseye (security)
6.1.176-1~deb11u1
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
bpftool
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
bpftool-debuginfo
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
bpftool6.12
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
bpftool6.12-debuginfo
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
bpftool6.18
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
bpftool6.18-debuginfo
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel-debuginfo
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel-debuginfo-common-aarch64
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel-debuginfo-common-x86_64
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel-devel
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel-headers
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel-livepatch-6.1.174-217.345
Amazon Linux 2023
1:1.0-0.amzn2023
fixed
kernel-livepatch-6.12.88-119.157
Amazon Linux 2023
1:1.0-0.amzn2023
fixed
kernel-livepatch-6.18.30-61.116
Amazon Linux 2023
1:1.0-0.amzn2023
fixed
kernel-modules-extra
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel-modules-extra-common
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel-tools
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel-tools-debuginfo
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel-tools-devel
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
kernel6.12
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.12-debuginfo
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.12-debuginfo-common-aarch64
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.12-debuginfo-common-x86_64
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.12-devel
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.12-headers
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.12-modules-extra
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.12-modules-extra-common
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.12-tools
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.12-tools-debuginfo
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.12-tools-devel
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
kernel6.18
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel6.18-debuginfo
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel6.18-debuginfo-common-aarch64
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel6.18-debuginfo-common-x86_64
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel6.18-devel
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel6.18-headers
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel6.18-modules-extra
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel6.18-modules-extra-common
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel6.18-tools
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel6.18-tools-debuginfo
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
kernel6.18-tools-devel
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
perf
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
perf-debuginfo
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
perf6.12
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
perf6.12-debuginfo
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
perf6.18
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
perf6.18-debuginfo
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
python3-perf
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
python3-perf-debuginfo
Amazon Linux 2023
1:6.1.174-217.345.amzn2023
fixed
python3-perf6.12
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
python3-perf6.12-debuginfo
Amazon Linux 2023
1:6.12.88-119.157.amzn2023
fixed
python3-perf6.18
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
python3-perf6.18-debuginfo
Amazon Linux 2023
1:6.18.30-61.116.amzn2023
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
kernel
Azure Linux 3.0
0:6.6.139.1-1.azl3
fixed
Vulnerability Media Exposure
References
https://git.kernel.org/stable/c/1cd85a19748b2407830376a5cbae5c0f126016e5
https://git.kernel.org/stable/c/1e23b30a80b14e5764657401ee2cca030525ae8e
https://git.kernel.org/stable/c/251497955f2314cd39d43191e81c6151dead4c7b
https://git.kernel.org/stable/c/28f5ed477eef166d678d6966762cbc1de9b4f436
https://git.kernel.org/stable/c/9109489cc8c34e50d15575a3d1ff82af586bc1aa
https://git.kernel.org/stable/c/c21b90f77687075115d989e53a8ec5e2bb427ab1
https://git.kernel.org/stable/c/f5bc3aef7df46eaaf423d7413ab8833f704ae576
https://git.kernel.org/stable/c/ff6fc65b3bf73acc5ee71919154d830ad5431362