CVE-2025-37776

7.0 highEPSS 0.4%

High (7.0) in linux linux kernel. EPSS 0.4% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in smb_break_all_levII_oplock() There is a room in smb_break_all_levII_oplock that can cause racy issues when unlocking in the middle of the loop. This patch use read lock to protect whole loop.

Severity

CVSS 3.1

7.0 high

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)
CWE: CWE-416
Published: 2025-05-01
Modified: 2026-07-30
Record from: the NVD, synced 2026-10-19

Affected

linux:linux_kernel

References

https://git.kernel.org/stable/c/18b4fac5ef17f77fed9417d22210ceafd6525fc7
https://git.kernel.org/stable/c/296cb5457cc6f4a754c4ae29855f8a253d52bcc6
https://git.kernel.org/stable/c/d54ab1520d43e95f9b2e22d7a05fc9614192e5a5
https://git.kernel.org/stable/c/d73686367ad68534257cd88a36ca3c52cb8b81d8

Check your stack JSON