Riskcovery

CVE-2022-50190

spi: Fix simplification of devm_spi_register_controller

State
Published
Severity
Not scored
Published
Jun 18, 2025
Updated
May 11, 2026
Reserved
Jun 18, 2025

Read the record on cve.org

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 59ebbe40fb51e307032ae7f63b2749fad2d4635a to before 445fb9c19cf45bd9472fd9babaa31c5e6c7d2720Affected
  • 59ebbe40fb51e307032ae7f63b2749fad2d4635a to before 34bab623ebfc08398499e463396b81abb4abe01eAffected
  • 59ebbe40fb51e307032ae7f63b2749fad2d4635a to before 3c6bd448442b6c3f6843ac70d57201a13478dd47Affected
  • 59ebbe40fb51e307032ae7f63b2749fad2d4635a to before 43cc5a0afe4184a7fafe1eba32b5a11bb69c9ce0Affected
LinuxLinux
  • 5.13Affected
  • before 5.13Not affected
  • 5.15.61 through 5.15.*Not affected
  • 5.18.18 through 5.18.*Not affected
  • 5.19.2 through 5.19.*Not affected
  • 6.0 and laterNot affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.