CVE-2022-50190

HIGH

Linux Kernel 5.13-5.15.60, 5.16-5.18.17, 5.19.0-5.19.1 - Use-After-Free in SPI Controller Registration

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: spi: Fix simplification of devm_spi_register_controller This reverts commit 59ebbe40fb51 ("spi: simplify devm_spi_register_controller"). If devm_add_action() fails in devm_add_action_or_reset(), devm_spi_unregister() will be called, it decreases the refcount of 'ctlr->dev' to 0, then it will cause uaf in the drivers that calling spi_put_controller() in error path.

References (4)

Core 4

Scores

CVSS v3 7.8
EPSS 0.0021
EPSS Percentile 10.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (14)
linux/Kernel 5.13.0 - 5.15.61linux
linux/Kernel 5.16.0 - 5.18.18linux
linux/Kernel 5.19.0 - 5.19.2linux
Linux/Linux < 5.13
Linux/Linux 5.13
Linux/Linux 5.15.61 - 5.15.*
Linux/Linux 5.18.18 - 5.18.*
Linux/Linux 5.19.2 - 5.19.*
Linux/Linux 59ebbe40fb51e307032ae7f63b2749fad2d4635a - 34bab623ebfc08398499e463396b81abb4abe01e
Linux/Linux 59ebbe40fb51e307032ae7f63b2749fad2d4635a - 3c6bd448442b6c3f6843ac70d57201a13478dd47
... and 4 more
Published Jun 18, 2025
Tracked Since Feb 18, 2026