|CVSS SCORE||7.5, (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)|
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Canonical ksmbd-tools. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the processing of the SAMR_OPNUM_QUERY_SECURITY opcode. The issue results from dereferencing a NULL pointer. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.
Fixed in 3.4.8 https://github.com/cifsd-team/ksmbd-tools/releases/tag/3.4.8
|CREDIT||Arnaud Gatignol, Quentin Minster, Florent Saudel, Guillaume Teissier (@thalium_team)