UBUNTU-CVE-2023-53768

In the Linux kernel, the following vulnerability has been resolved: regmap-irq: Fix out-of-bounds access when allocating config buffers When allocating the 2D array for handling IRQ type registers in regmapaddirqchipfwnode, the intent is to allocate a matrix with numconfigbases rows and...

CVE-2023-53768

The CVE-2023-53768 issue affects the Linux kernel regmap-irq code, specifically regmap_add_irq_chip_fwnode(). The root cause was an incorrect loop that allocated memory for the 2D IRQ config matrix: instead of allocating per row (num_config_bases), it allocated for num_config_regs rows, risking o...

CVE-2022-50558 regmap-irq: Use the new num_config_regs property in regmap_add_irq_chip_fwnode

In the Linux kernel, the following vulnerability has been resolved: regmap-irq: Use the new numconfigregs property in regmapaddirqchipfwnode Commit faa87ce9196d "regmap-irq: Introduce config registers for irq types" added the numconfigregs, then commit 9edd4f5aee84 "regmap-irq: Deprecate type...

PT-2025-49498

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds access issue exists in the regmap add irq chip fwnode function within the drivers/base/regmap/regmap-irq.c module. The issue occurs during the allocation of a 2D array f...