CVEvulnerability
CVE-2026-45993
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2026-05-27
- Last modified
- 2026-06-19
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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 configurations
• linux linux kernel (>= 5.19 < 6.6.140)
• linux linux kernel (>= 6.7 < 6.12.86)
• linux linux kernel (>= 6.13 < 6.18.27)
• linux linux kernel (>= 6.19 < 7.0.4)
References
- 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 git.kernel.org