CVE-2025-38437

ksmbd: fix potential use-after-free in oplock/lease break ack

published July 25, 2025

CVSS
—
EPSS
0%
Percentile
34.7
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix potential use-after-free in oplock/lease break ack

If ksmbd_iov_pin_rsp return error, use-after-free can happen by

accessing opinfo->state and opinfo_put and ksmbd_fd_put could

called twice.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00414 · 34.7th percentile
Published
2025-07-25T15:27Z
EPSS history
Timeline
  • 25 JUL 15:27Z
    ksmbd: fix potential use-after-free in oplock/lease break ack
    cvelistv5