CVE-2026-45993

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.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/07040904ad217545be096d4280ed33c02f6a3750	Patch
https://git.kernel.org/stable/c/0c965d2784fbbd7f8e3b96d875c9cfdf7c00da3d	Patch
https://git.kernel.org/stable/c/108f2cd13577a410c0ad6ea00708596d9d0dfc90	Patch
https://git.kernel.org/stable/c/85cbf7fb568af5358aae61925c4e66b8f5e1439d	Patch
https://git.kernel.org/stable/c/bc84a109c2082dd0c4b38e8d923c046b41977533	Patch
https://git.kernel.org/stable/c/c8a8e863928424046b8fd328f02c359baa0a0c3f

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

History

No history.

Information

Published : 2026-05-27 14:17

Updated : 2026-06-19 13:16

NVD link : CVE-2026-45993

Mitre link : CVE-2026-45993

CVE.ORG link : CVE-2026-45993

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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