VDB

DEBIAN-CVE-2023-4130

DEBIAN-CVE-2023-4130 PUBLISHED CVSS 5.5 MEDIUM

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix wrong next length validation of ea buffer in smb2_set_ea() There are multiple smb2_ea_info buffers in FILE_FULL_EA_INFORMATION request from client. ksmbd find next smb2_ea_info using ->NextEntryOffset of current smb2_ea_info. ksmbd need to validate buffer length Before accessing the next ea. ksmbd should check buffer length using buf_len, not next variable. next is the start offset of current ea that got from previous ea.

Risk Scores

CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Debian:13linux0
Debian:14linux0
Debian:12linux6.1.27-1, 6.1.37-1, 6.1.38-1

Timeline

  • Aug 16, 2025 CVE Published
  • Oct 26, 2026 CVE Updated
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