CVE-2025-39794

In the Linux kernel, the following vulnerability has been resolved: ARM: tegra: Use I/O memcpy to write to IRAM Kasan crashes the kernel trying to check boundaries when using the normal memcpy.

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 5% of CVEs (scores of 2026-10-25)

Published

2025-09-12

Modified

2026-10-19

Record from

the NVD, synced 2026-10-21

Affected

• debian:debian_linux
• linux:linux_kernel

References

• https://git.kernel.org/stable/c/2499b0ac908eefbb8a217aae609b7a5b5174f330
• https://git.kernel.org/stable/c/30ef45b89a5961cdecf907ecff1ef3374d1de510
• https://git.kernel.org/stable/c/387435f4833f97aabfd74434ee526e31e8a626ea
• https://git.kernel.org/stable/c/398e67e0f5ae04b29bcc9cbf342e339fe9d3f6f1
• https://git.kernel.org/stable/c/46b3a7a3a36d5833f14914d1b95c69d28c6a76d6

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