In the Linux kernel, the following vulnerability has been resolved:

LoongArch: Add spectre boundry for syscall dispatch table

The LoongArch syscall number is directly controlled by userspace, but
does not have a array_index_nospec() boundry to prevent access past the
syscall function pointer tables.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected < 108f2cd13577a410c0ad6ea00708596d9d0dfc90
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected < 07040904ad217545be096d4280ed33c02f6a3750
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected < 85cbf7fb568af5358aae61925c4e66b8f5e1439d
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected < bc84a109c2082dd0c4b38e8d923c046b41977533
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 affected < 0c965d2784fbbd7f8e3b96d875c9cfdf7c00da3d
0 affected < 6.6.140
0 affected < 6.12.86
0 affected < 6.18.27
0 affected < 7.0.4
Linux Linux affected
Version Status Constraints
6.6.140 unaffected ≤ 6.6.*
6.12.86 unaffected ≤ 6.12.*
6.18.27 unaffected ≤ 6.18.*
7.0.4 unaffected ≤ 7.0.*
7.1-rc1 unaffected ≤ *

No data.

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/07040904ad217545be096d4280ed33c02f6a3750 cve-icon cve-icon
https://git.kernel.org/stable/c/0c965d2784fbbd7f8e3b96d875c9cfdf7c00da3d cve-icon cve-icon
https://git.kernel.org/stable/c/108f2cd13577a410c0ad6ea00708596d9d0dfc90 cve-icon cve-icon
https://git.kernel.org/stable/c/85cbf7fb568af5358aae61925c4e66b8f5e1439d cve-icon cve-icon
https://git.kernel.org/stable/c/bc84a109c2082dd0c4b38e8d923c046b41977533 cve-icon cve-icon
History

Wed, 27 May 2026 14:15:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: LoongArch: Add spectre boundry for syscall dispatch table The LoongArch syscall number is directly controlled by userspace, but does not have a array_index_nospec() boundry to prevent access past the syscall function pointer tables.
Title LoongArch: Add spectre boundry for syscall dispatch table
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-05-27T12:55:46.480Z

Reserved: 2026-05-13T15:03:33.091Z

Link: CVE-2026-45993

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-27T14:17:16.853

Modified: 2026-05-27T14:48:03.013

Link: CVE-2026-45993

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.