CVE-2025-21967 Information

Description

In the Linux kernel the following vulnerability has been resolved:

ksmbd: fix use-after-free in ksmbd_free_work_struct

->interim_entry of ksmbd_work could be deleted after oplock is freed. We don’t need to manage it with linked list. The interim request could be immediately sent whenever a oplock break wait is needed.

Reference

https://git.kernel.org/stable/c/62746ae3f5414244a96293e3b017be637b641280 https://git.kernel.org/stable/c/bb39ed47065455604729404729d9116868638d31 https://git.kernel.org/stable/c/eb51f6f59d19b92f6fe84d3873f958495ab32f0a https://git.kernel.org/stable/c/fb776765bfc21d5e4ed03bb3d4406c2b86ff1ac3