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zdi8437438cb38d8565e9a990474a7b8d2b3e3770a521eb159325e93c6189f526d1ZDI-23-979
HistoryJul 28, 2023 - 12:00 a.m.

Linux Kernel ksmbd Chained Request NULL Pointer Dereference Denial-of-Service Vulnerability

2023-07-2800:00:00
8437438cb38d8565e9a990474a7b8d2b3e3770a521eb159325e93c6189f526d1
www.zerodayinitiative.com
12
linux kernel
remote attackers
denial-of-service
null pointer
chained requests
vulnerability
authentication
exploitation
ksmbd

0 Low

EPSS

Percentile

0.0%

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Linux Kernel. Authentication is not required to exploit this vulnerability, but only systems with ksmbd enabled are vulnerable. The specific flaw exists within the handling of chained requests. The issue results from dereferencing a NULL pointer. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

0 Low

EPSS

Percentile

0.0%