CVE-2021-47051 | BDVDB-2026-225896 Detail
LinuxLinux
Description#
In the Linux kernel, the following vulnerability has been resolved: spi: fsl-lpspi: Fix PM reference leak in lpspi_prepare_xfer_hardware() pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to putting operation will result in reference leak here. Fix it by replacing it with pm_runtime_resume_and_get to keep usage counter balanced.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- https://git.kernel.org/stable/c/4a01ad002d2e03c399af536562693752af7c81b1
- https://git.kernel.org/stable/c/ce02e58ddf8658a4c3bed2296f32a5873b3f7cce
- https://git.kernel.org/stable/c/b8207bfc539cd07d15e753ff2d179c5b61c673b1
- https://git.kernel.org/stable/c/6a2b5cee0d31ab6cc51030c441135b0e31217282
- https://git.kernel.org/stable/c/a03675497970a93fcf25d81d9d92a59c2d7377a7
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.