CVE-2025-71203

HIGH EPSS 2.7%
Published Feb 14, 20264mo ago · Modified Jun 17, 20261w ago
7.0 CVSS 3.1
High
Find Similar
Published Feb 14, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: riscv: Sanitize syscall table indexing under speculation The syscall number is a user-controlled value used to index into the syscall table. Use array_index_nospec() to clamp this value after the bounds check to prevent speculative out-of-bounds access and subsequent data leakage via cache side channels.

CVSS Details

Base Score
7.0
Exploitability
1.0
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
2.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-129

Affected Products 6

VendorProductVersionRange
linuxlinux_kernel*≥6.4  –  <6.12.70
linuxlinux_kernel*≥6.13  –  <6.18.10
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any

References 4

  • git.kernel.org https://git.kernel.org/stable/c/25fd7ee7bf58ac3ec7be3c9f82ceff153451946c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/33743ec6679aa364ee19d1afbaa50593e9e6e443
  • git.kernel.org https://git.kernel.org/stable/c/8b44e753795107a22ba31495686e83f4aca48f36
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c45848936ebdb4fcab92f8c39510db83c16d0239
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/25fd7ee7bf58ac3ec7be3c9f82ceff153451946c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8b44e753795107a22ba31495686e83f4aca48f36
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c45848936ebdb4fcab92f8c39510db83c16d0239
    Patch