CVE-2023-3867

HIGH EPSS 84.9%
Published Aug 16, 202510mo ago · Modified Jun 17, 20261w ago
7.1 CVSS 3.1
High
Find Similar
Published Aug 16, 2025 10mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out of bounds read in smb2_sess_setup ksmbd does not consider the case of that smb2 session setup is in compound request. If this is the second payload of the compound, OOB read issue occurs while processing the first payload in the smb2_sess_setup().

CVSS Details

Base Score
7.1
Exploitability
1.8
Impact
5.2
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
84.9% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 3

VendorProductVersionRange
linuxlinux_kernel*≥5.15  –  <5.15.145
linuxlinux_kernel*≥5.16  –  <6.1.40
linuxlinux_kernel*≥6.2  –  <6.4.5

References 4

  • git.kernel.org https://git.kernel.org/stable/c/2ba03cecb12ac7ac9e0170e251543c56832d9959
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/676392184785ace61e939831e7ca44a03d438c3b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/98422bdd4cb3ca4d08844046f6507d7ec2c2b8d8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ef572ffa8eb44111eed2925fbb2adca78bdcbf61
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/2ba03cecb12ac7ac9e0170e251543c56832d9959
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/676392184785ace61e939831e7ca44a03d438c3b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/98422bdd4cb3ca4d08844046f6507d7ec2c2b8d8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ef572ffa8eb44111eed2925fbb2adca78bdcbf61
    Patch