CVE-2023-3865

HIGH

Linux kernel - Buffer Overflow

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bound read in smb2_write ksmbd_smb2_check_message doesn't validate hdr->NextCommand. If ->NextCommand is bigger than Offset + Length of smb2 write, It will allow oversized smb2 write length. It will cause OOB read in smb2_write.

Scores

CVSS v3 7.1
EPSS 0.0002
EPSS Percentile 5.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Details

CWE
CWE-125
Status published
Products (2)
linux/linux_kernel 6.4 rc1 (7 CPE variants)
linux/linux_kernel 5.15 - 5.15.121
Published Aug 16, 2025
Tracked Since Feb 18, 2026