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CVE-2026-31628

nvd nist
Published: Apr 24, 2026Modified: Oct 15, 2026

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5.5
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Exploitability: 1.8 / Impact: 3.6
Source: NVD

Description

In the Linux kernel, the following vulnerability has been resolved: x86/CPU: Fix FPDSS on Zen1 Zen1's hardware divider can leave, under certain circumstances, partial results from previous operations. Those results can be leaked by another, attacker thread. Fix that with a chicken bit.

Affected (12)

Products: Linux: Linux Kernel
Linux
1 product
Linux Kernel
Configuration A
12 vulnerable
Vulnerable SoftwareAffected Versions
Linux
Linux Kernel
3.16.58 ≤ version < 3.17
Linux Kernel
4.14.1 ≤ version < 5.10.253
Linux Kernel
4.4.144 ≤ version < 4.5
Linux Kernel
4.9.102 ≤ version < 4.10
Linux Kernel
5.11 ≤ version < 5.15.203
Linux Kernel
5.16 ≤ version < 6.1.169
Linux Kernel
6.13 ≤ version < 6.18.23
Linux Kernel
6.19 ≤ version < 6.19.13
Linux Kernel
6.2 ≤ version < 6.6.135
Linux Kernel
6.7 ≤ version < 6.12.82
Linux Kernel
7.0 ≤ version < 7.0.1
Linux Kernel
Version 4.14

References (12)

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Source: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
Source: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
Source: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e

Timeline

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