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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.

🗓️ 28 Jul 2023 07:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 2 Views

Linux kernel before 6.3.8 SMB server fails to validate NetBIOS length against SMB header sizes, causing out-of-bounds read.

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28 Jul 2023 07:00Current
7.2High risk
Vulners AI Score7.2
CVSS 3.19.1
EPSS0.0008
2