CVE-2025-37776

HIGH EPSS 4.0%
Published May 1, 20251y ago · Modified Jun 17, 20261w ago
7.0 CVSS 3.1
High
Find Similar
Published May 1, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
7.0
Exploitability
1.0
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
4.0% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 5

VendorProductVersionRange
linuxlinux_kernel*≥5.15  –  <6.6.88
linuxlinux_kernel*≥6.7  –  <6.12.25
linuxlinux_kernel*≥6.13  –  <6.14.4
linuxlinux_kernel6.15any
linuxlinux_kernel6.15any

References 4

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

Remediation

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