CVE-2022-50190

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.

Reserved 2025-06-18 | Published 2025-06-18 | Updated 2025-06-18 | Assigner Linux

Product status

Default status
unaffected

59ebbe40fb51e307032ae7f63b2749fad2d4635a before 445fb9c19cf45bd9472fd9babaa31c5e6c7d2720
affected

59ebbe40fb51e307032ae7f63b2749fad2d4635a before 34bab623ebfc08398499e463396b81abb4abe01e
affected

59ebbe40fb51e307032ae7f63b2749fad2d4635a before 3c6bd448442b6c3f6843ac70d57201a13478dd47
affected

59ebbe40fb51e307032ae7f63b2749fad2d4635a before 43cc5a0afe4184a7fafe1eba32b5a11bb69c9ce0
affected

Default status
affected

5.13
affected

Any version before 5.13
unaffected

5.15.61
unaffected

5.18.18
unaffected

5.19.2
unaffected

6.0
unaffected

References

git.kernel.org/...c/445fb9c19cf45bd9472fd9babaa31c5e6c7d2720

git.kernel.org/...c/34bab623ebfc08398499e463396b81abb4abe01e

git.kernel.org/...c/3c6bd448442b6c3f6843ac70d57201a13478dd47

git.kernel.org/...c/43cc5a0afe4184a7fafe1eba32b5a11bb69c9ce0

cve.org (CVE-2022-50190)

nvd.nist.gov (CVE-2022-50190)

Download JSON