CVE-2025-40031

N/A

Beschreibung

In the Linux kernel, the following vulnerability has been resolved: tee: fix register_shm_helper() In register_shm_helper(), fix incorrect error handling for a call to iov_iter_extract_pages(). A case is missing for when iov_iter_extract_pages() only got some pages and return a number larger than 0, but not the requested amount. This fixes a possible NULL pointer dereference following a bad input from ioctl(TEE_IOC_SHM_REGISTER) where parts of the buffer isn't mapped.

CVE Details

CVSS v3.1 BewertungN/A

Veroffentlicht10/28/2025

Zuletzt geandert10/30/2025

Quellenvd

Honeypot-Sichtungen0

Referenzen

https://git.kernel.org/stable/c/6a7874ab814ce12003c46a92f7afc9b035c8e8e9(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/9338093db954918558677a468d32e77041c65167(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/d5cf5b37064b1699d946e8b7ab4ac7d7d101814c(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

IOC Korrelationen

Keine Korrelationen erfasst

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