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.

Score

CVSS 3.1 5.5 Medium

Status

Modified - 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published

2026-05-27

Last modified

2026-06-19

Affected products

• Linux Kernel (Linux)

References

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