CVE-2023-53990

Linux Kernel < 5.15.111, 5.16.0-6.1.28, 6.0.0-6.2.15, 6.2.0-6.3.2 - Race Condition in SMB3 Deferred Close File List

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: SMB3: Add missing locks to protect deferred close file list cifs_del_deferred_close function has a critical section which modifies the deferred close file list. We must acquire deferred_lock before calling cifs_del_deferred_close function.

References (5)

Core 5

Scores

EPSS 0.0018
EPSS Percentile 7.3%

Details

Status published
Products (19)
linux/Kernel < 5.15.111linux
linux/Kernel 5.16.0 - 6.1.28linux
linux/Kernel 6.0.0 - 6.2.15linux
linux/Kernel 6.2.0 - 6.3.2linux
Linux/Linux < 6.0
Linux/Linux 5.15.111 - 5.15.*
Linux/Linux 5.15.63 - 5.15.111
Linux/Linux 5.19.4 - 5.20
Linux/Linux 6.0
Linux/Linux 6.1.28 - 6.1.*
... and 9 more
Published Dec 24, 2025
Tracked Since Feb 18, 2026