Description
An issue was discovered in the Linux kernel before 6.3.8. fs/smb/server/connection.c in ksmbd does not validate the relationship between the NetBIOS header's length field and the SMB header sizes, via pdu_size in ksmbd_conn_handler_loop, leading to an out-of-bounds read.
References (3)
Core 3
Core References
Third Party Advisory
https://security.netapp.com/advisory/ntap-20230824-0011/
Scores
CVSS v3
9.1
EPSS
0.0008
EPSS Percentile
22.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (6)
linux/linux_kernel
5.15 - 5.15.145
netapp/h300s
netapp/h410s
netapp/h500s
netapp/h700s
netapp/solidfire_\&_hci_management_node
Published
Jul 18, 2023
Tracked Since
Feb 18, 2026