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.
Affected products
linux: linux kernel
References6
- git.kernel.org/stable/c/07040904ad217545be096d4280ed33c02f6a3750 Patch
- git.kernel.org/stable/c/0c965d2784fbbd7f8e3b96d875c9cfdf7c00da3d Patch
- git.kernel.org/stable/c/108f2cd13577a410c0ad6ea00708596d9d0dfc90 Patch
- git.kernel.org/stable/c/85cbf7fb568af5358aae61925c4e66b8f5e1439d Patch
- git.kernel.org/stable/c/bc84a109c2082dd0c4b38e8d923c046b41977533 Patch
- git.kernel.org/stable/c/c8a8e863928424046b8fd328f02c359baa0a0c3f
Metrics
- CVSS 3.1
-
5.5
MEDIUM
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 4 · as of 14 November 2026
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.