CVE-2023-52479

HIGH

Linux Kernel < 5.15 - Use-After-Free in ksmbd smb20_oplock_break_ack

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix uaf in smb20_oplock_break_ack drop reference after use opinfo.

References (4)

Core 4

Scores

CVSS v3 7.1
EPSS 0.0023
EPSS Percentile 14.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (12)
Linux/Linux < 5.15
Linux/Linux 0626e6641f6b467447c81dd7678a69c66f7746cf - 694e13732e830cbbfedb562e57f28644927c33fd
Linux/Linux 0626e6641f6b467447c81dd7678a69c66f7746cf - 8226ffc759ea59f10067b9acdf7f94bae1c69930
Linux/Linux 0626e6641f6b467447c81dd7678a69c66f7746cf - c69813471a1ec081a0b9bf0c6bd7e8afd818afce
Linux/Linux 0626e6641f6b467447c81dd7678a69c66f7746cf - d5b0e9d3563e7e314a850e81f42b2ef6f39882f9
Linux/Linux 5.15
Linux/Linux 5.15.135 - 5.15.*
Linux/Linux 6.1.57 - 6.1.*
Linux/Linux 6.5.7 - 6.5.*
Linux/Linux 6.6
... and 2 more
Published Feb 29, 2024
Tracked Since Feb 18, 2026