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NVD Vulnerability Details :
CVE-2026-31628
Analyzed
More InfoOfficial Page
Source-416baaa9-dc9f-4396-8d5f-8c081fb06d67
View Known Exploited Vulnerability (KEV) details
Published At-24 Apr, 2026 | 15:16
Updated At-27 Apr, 2026 | 20:40

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Type: Primary
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CPE Matches

Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 3.16.58(inclusive) to 3.17(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 4.4.144(inclusive) to 4.5(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 4.9.102(inclusive) to 4.10(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 4.14.1(inclusive) to 5.10.253(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 5.11(inclusive) to 5.15.203(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 5.16(inclusive) to 6.1.169(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 6.2(inclusive) to 6.6.135(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 6.7(inclusive) to 6.12.82(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 6.13(inclusive) to 6.18.23(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 6.19(inclusive) to 6.19.13(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>Versions from 7.0(inclusive) to 7.0.1(exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Linux Kernel Organization, Inc
linux
>>linux_kernel>>4.14
cpe:2.3:o:linux:linux_kernel:4.14:-:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
NVD-CWE-noinfoPrimarynvd@nist.gov
CWE ID: NVD-CWE-noinfo
Type: Primary
Source: nvd@nist.gov
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://git.kernel.org/stable/c/0548529af20e68c6552817834b766646dd3bd7a7416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/1272cfedf4cd1019ddf583917a99b62f2d3645bb416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/546785c719418c6166834a47e372a88f5f7ae893416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/91f02726b2203b71545713ecb7fb006e60a2d66f416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/ad17f07e95e6e8505e2153e5b391f0d27eacce25416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/b731aca06387b195058a9f6449a03b62efa1bd10416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/e55d98e7756135f32150b9b8f75d580d0d4b2dd3416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/e6af5286efe5a56128b34032572c9ce9ebeccda3416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/ed7a3a246309ccc807238f1b4f159ee6d37ff9c4416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
Hyperlink: https://git.kernel.org/stable/c/0548529af20e68c6552817834b766646dd3bd7a7
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/1272cfedf4cd1019ddf583917a99b62f2d3645bb
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/546785c719418c6166834a47e372a88f5f7ae893
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/91f02726b2203b71545713ecb7fb006e60a2d66f
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/ad17f07e95e6e8505e2153e5b391f0d27eacce25
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/b731aca06387b195058a9f6449a03b62efa1bd10
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/e55d98e7756135f32150b9b8f75d580d0d4b2dd3
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/e6af5286efe5a56128b34032572c9ce9ebeccda3
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Hyperlink: https://git.kernel.org/stable/c/ed7a3a246309ccc807238f1b4f159ee6d37ff9c4
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Resource:
Patch
Change History
0Changes found

Details not found