CVE-2023-53658

CVE-2023-53658 affects the Linux kernel BCM-QSPI SPI driver (spi/bcm-qspi). If neither hif_mspi nor mspi resources exist, probe may succeed while doing nothing, then removal dereferences a NULL drvdata pointer. The fix unconditionally calls devm_ioremap_resource(), which handles NULL resources an...

CVE-2023-53658 spi: bcm-qspi: return error if neither hif_mspi nor mspi is available

In the Linux kernel, the following vulnerability has been resolved: spi: bcm-qspi: return error if neither hifmspi nor mspi is available If neither a "hifmspi" nor "mspi" resource is present, the driver will just early exit in probe but still return success. Apart from not doing anything...