CVEvulnerability

CVE-2023-3865

7.1 HIGH Published 2025-08-16 Modified 2026-08-15 Official page ↗
Status
Modified
Published
2025-08-16
Last modified
2026-08-15
Assigner
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
8.1 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CVSS 3.1 ([email protected])
7.1 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Weaknesses
CWE-125

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.

Affected configurations

• linux linux kernel (>= 5.15 < 5.15.121) • linux linux kernel (>= 5.16 < 6.1.36) • linux linux kernel (>= 6.2 < 6.3.10) • linux linux kernel 6.4

Related

Weakness · CWE (1)

  • CWE-125 Out-of-bounds Read weakness

References