CVE-2023-3867
CriticalCVSS 9.1Exploitation Probability (EPSS)
Very high risk92th percentile - higher than 92% of all known CVEs
Summary
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().
Risk Assessment
The risk involves potential memory disclosure, which could lead to confidentiality breaches.
Recommendation
It is recommended to update the Linux kernel to a version containing the fix.
Original NVD description (English source)
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().