CVE-2023-1193

MEDIUM

Linux Kernel < 6.3 - Use-After-Free in KSMBD setup_async_work

Title source: llm
STIX 2.1

Description

A use-after-free flaw was found in setup_async_work in the KSMBD implementation of the in-kernel samba server and CIFS in the Linux kernel. This issue could allow an attacker to crash the system by accessing freed work.

References (3)

Core 3
Core References
Third Party Advisory vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2023-1193
Issue Tracking issue-tracking x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2154177

Scores

CVSS v3 6.5
EPSS 0.0105
EPSS Percentile 59.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (2)
linux/linux_kernel 6.3 (6 CPE variants)
linux/linux_kernel < 6.3
Published Nov 01, 2023
Tracked Since Feb 18, 2026