CVE-2023-53751

Linux Kernel 5.0-6.3.1 - Use-After-Free in TCP_Server_Info Hostname Handling

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential use-after-free bugs in TCP_Server_Info::hostname TCP_Server_Info::hostname may be updated once or many times during reconnect, so protect its access outside reconnect path as well and then prevent any potential use-after-free bugs.

References (4)

Core 4

Scores

EPSS 0.0017
EPSS Percentile 6.3%

Details

Status published
Products (13)
linux/Kernel 5.0.0 - 6.1.28linux
linux/Kernel 6.2.0 - 6.2.15linux
linux/Kernel 6.3.0 - 6.3.2linux
Linux/Linux < 5.0
Linux/Linux 5.0
Linux/Linux 6.1.28 - 6.1.*
Linux/Linux 6.2.15 - 6.2.*
Linux/Linux 6.3.2 - 6.3.*
Linux/Linux 6.4
Linux/Linux 93d5cb517db39e8af8d1292f9e785e4983b7f708 - 0b08c4c499200be67d54c439d56e5ea866869945
... and 3 more
Published Dec 08, 2025
Tracked Since Feb 18, 2026