CVE-2023-53424

MEDIUM

Linux Kernel - Use-After-Free in clk-mtk Driver

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: fix of_iomap memory leak Smatch reports: drivers/clk/mediatek/clk-mtk.c:583 mtk_clk_simple_probe() warn: 'base' from of_iomap() not released on lines: 496. This problem was also found in linux-next. In mtk_clk_simple_probe(), base is not released when handling errors if clk_data is not existed, which may cause a leak. So free_base should be added here to release base.

Scores

CVSS v3 5.5
EPSS 0.0014
EPSS Percentile 3.4%
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 (11)
Linux/Linux < 5.15
Linux/Linux 5.15
Linux/Linux 6.1.164 - 6.1.*
Linux/Linux 6.3.13 - 6.3.*
Linux/Linux 6.4.4 - 6.4.*
Linux/Linux 6.5
Linux/Linux c58cd0e40ffac67961b945793876b973728f9b80 - 2cae6a28d8c12c597e8656962271520434c61c48
Linux/Linux c58cd0e40ffac67961b945793876b973728f9b80 - 3db7285e044144fd88a356f5b641b9cd4b231a77
Linux/Linux c58cd0e40ffac67961b945793876b973728f9b80 - 47234e19b00816a8a7b278c7173f6d4e928c43c7
Linux/Linux c58cd0e40ffac67961b945793876b973728f9b80 - 847d5dd788ce05f0aaaa36ea174f7f0b9cf86f7d
... and 1 more
Published Sep 18, 2025
Tracked Since Feb 18, 2026