CVE-2023-53330

MEDIUM

Linux Kernel 2.6.35-4.14.302 - Use-After-Free in CAIF cfctrl_linkup_request

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: caif: fix memory leak in cfctrl_linkup_request() When linktype is unknown or kzalloc failed in cfctrl_linkup_request(), pkt is not released. Add release process to error path.

References (8)

Core 8

Scores

CVSS v3 5.5
EPSS 0.0014
EPSS Percentile 3.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/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-401
Status published
Products (20)
Linux/Linux < 2.6.35
Linux/Linux 2.6.35
Linux/Linux 4.14.303 - 4.14.*
Linux/Linux 4.19.270 - 4.19.*
Linux/Linux 5.10.163 - 5.10.*
Linux/Linux 5.15.87 - 5.15.*
Linux/Linux 5.4.229 - 5.4.*
Linux/Linux 6.0.19 - 6.0.*
Linux/Linux 6.1.5 - 6.1.*
Linux/Linux 6.2
... and 10 more
Published Sep 16, 2025
Tracked Since Feb 18, 2026