What’s Vulnerable › Vulnerabilities

CVE-2024-46792: riscv: misaligned: Restrict user access to kernel memory

• Severity: low (CVSS 3.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-09-18 · updated 2026-08-04

Description

In the Linux kernel, the following vulnerability has been resolved: riscv: misaligned: Restrict user access to kernel memory raw_copy_{to,from}_user() do not call access_ok(), so this code allowed userspace to access any virtual memory address.

Affected products

• Linux kernel: from 6.7 before 6.10.10; 6.11-rc1, 6.11-rc2, 6.11-rc3, 6.11-rc4, 6.11-rc5, 6.11-rc6 — fixed in 6.10.10

How to fix

Upgrade to a fixed version: Linux kernel 6.10.10. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/a3b6ff6c896aee5ef9b581e40d0045ff04fcbc8c
• https://git.kernel.org/stable/c/b686ecdeacf6658e1348c1a32a08e2e72f7c0f00

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