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

CVE-2023-53768 concerns the Linux kernel regmap-irq code: during regmap_add_irq_chip_fwnode() the 2D matrix for IRQ type registers is allocated incorrectly, resulting in out-of-bounds memory writes when num_config_regs exceeds num_config_bases. The root cause is that the inner allocations were pe...

PT-2025-49498

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel related to out-of-bounds access when allocating config buffers within the regmap-irq functionality. Specifically, the allocation logic for a 2D array...

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...