CVE-2024-46792

riscv: misaligned: Restrict user access to kernel memory

LOW
3.3
CVSS Score
Published: September 18, 2024 at 07:12 AM UTC
Updated: August 5, 2026 at 12:04 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
LOW3.3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.7 ≤ v < 6.10.106.7 ≤ v < 6.116.11 rc16.11 rc26.11 rc36.11 rc46.11 rc56.11 rc67c83232161f609bbc452a1255f823f41afc411dd
Vendor states this is fixed in a3b6ff6c896aee5ef9b581e40d0045ff04fcbc8c (fixed)
Vendor states this is fixed in b686ecdeacf6658e1348c1a32a08e2e72f7c0f00 (fixed)
Vendor states this is fixed in 6.10.10 (unaffected)
Vendor states this is fixed in 6.11 (unaffected)
Vendor states this is fixed in 6.7 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/a3b6ff6c896aee5ef9b581e40d0045ff04fcbc8c
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/b686ecdeacf6658e1348c1a32a08e2e72f7c0f00

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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