CVEvulnerability

CVE-2025-39943

7.1 HIGH Published 2025-10-04 Modified 2026-10-19 Official page ↗
Status
Modified
Published
2025-10-04
Last modified
2026-10-19
Assigner
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
9.4 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/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: smbdirect: validate data_offset and data_length field of smb_direct_data_transfer If data_offset and data_length of smb_direct_data_transfer struct are invalid, out of bounds issue could happen. This patch validate data_offset and data_length field in recv_done.

Affected configurations

• linux linux kernel (>= 5.15.1 < 5.15.194) • linux linux kernel (>= 5.16 < 6.1.154) • linux linux kernel (>= 6.2 < 6.6.108) • linux linux kernel (>= 6.7 < 6.12.49) • linux linux kernel (>= 6.13 < 6.16.9) • linux linux kernel 5.15 • linux linux kernel 6.17

Related

Weakness · CWE (1)

  • CWE-125 Out-of-bounds Read weakness

References