Vulnerability Description
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 Score
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.4, < 5.4.297 |
| Debian | Debian Linux | 11.0 |
References
- https://git.kernel.org/stable/c/2499b0ac908eefbb8a217aae609b7a5b5174f330Patch
- https://git.kernel.org/stable/c/30ef45b89a5961cdecf907ecff1ef3374d1de510Patch
- https://git.kernel.org/stable/c/387435f4833f97aabfd74434ee526e31e8a626eaPatch
- https://git.kernel.org/stable/c/398e67e0f5ae04b29bcc9cbf342e339fe9d3f6f1Patch
- https://git.kernel.org/stable/c/46b3a7a3a36d5833f14914d1b95c69d28c6a76d6Patch
- https://git.kernel.org/stable/c/75a3bdfeed2f129a2c7d9fd7779382b78e35b014Patch
- https://git.kernel.org/stable/c/96d6605bf0561d6e568b1dd9265a0f73b5b94f51Patch
- https://git.kernel.org/stable/c/9b0b3b5e5cae95e09bf0ae4a9bcb58d9b6d57f87Patch
- https://git.kernel.org/stable/c/b28c1a14accc79ead1e87bbdae53309da60be1e7Patch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.htmlThird Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-032379.html
FAQ
What is CVE-2025-39794?
CVE-2025-39794 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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.
How severe is CVE-2025-39794?
CVE-2025-39794 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-39794?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux.