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CVE-2021-47051
Published: Feb 28, 2024
Modified: May 11, 2026
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux | affected 944c01a889d97dc08e1b71f4ed868f4023fd6034 - < 4a01ad002d2e03c399af536562693752af7c81b1affected 944c01a889d97dc08e1b71f4ed868f4023fd6034 - < ce02e58ddf8658a4c3bed2296f32a5873b3f7cceaffected 944c01a889d97dc08e1b71f4ed868f4023fd6034 - < b8207bfc539cd07d15e753ff2d179c5b61c673b1affected 944c01a889d97dc08e1b71f4ed868f4023fd6034 - < 6a2b5cee0d31ab6cc51030c441135b0e31217282affected 944c01a889d97dc08e1b71f4ed868f4023fd6034 - < a03675497970a93fcf25d81d9d92a59c2d7377a7 |
Linux | Linux | affected 5.2unaffected 0 - < 5.2unaffected 5.4.119 - <= 5.4.*unaffected 5.10.37 - <= 5.10.*unaffected 5.11.21 - <= 5.11.*+2 more versions |
References
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