🛡️ AZL-70109 — kernel

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

CVE-2025-40193 affecting package kernel for versions less than 6.6.117.1-1

In the Linux kernel, the following vulnerability has been resolved:

xtensa: simdisk: add input size check in proc_write_simdisk

A malicious user could pass an arbitrarily bad value

to memdup_user_nul(), potentially causing kernel crash.

This follows the same pattern as commit ee76746387f6

("netdevsim: prevent bad user input in nsim_dev_health_break_write()")

Affected software

AZL-70109 is recorded against 1 package.

  • kernel (fixed in 6.6.117.1-1)

Timeline and source

Published on 12 November 2025 and last revised on 21 April 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Web)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2025-11-12
Updated 2026-08-12
Modified 2026-04-21
Fix URL N/A

Affected Packages

Software From version Fixed in
kernel — 6.6.117.1-1

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