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8.8 High

CVE-2026-46174 In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Prevent improper isolation of shared…

Description

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.

Affected products and versions

Product Affected versions Fixed in
Linux 7.1 earliest → < 7.1 7.1
Linux 7.0 earliest → < 7.0.7 7.0.7
Linux 6.18 earliest → < 6.18.30 6.18.30
Linux 6.12 earliest → < 6.12.88 6.12.88
Linux 6.6 earliest → < 6.6.139 6.6.139
Linux 6.1 earliest → < 6.1.173 6.1.173
Linux 5.15 earliest → < 5.15.207 5.15.207
Linux 5.10 earliest → < 5.10.256 5.10.256
Linux 4.14 No fix stated
Show the 3 other branches
Product Affected versions Fixed in
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP 3.1 3.1.7 → latest No fix stated
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP 3.1 3.1.7 → latest No fix stated
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP 3.1 3.1.7 → latest No fix stated

References

Timeline

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