SUSE 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 regmap-irq: Fix out-of-bounds access when allocating config buffers

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 regmap-irq: Fix out-of-bounds access when allocating config buffers

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...

kernel: regmap-irq: Fix out-of-bounds access when allocating config buffers

An off-by-one style bug exists in regmapaddirqchipfwnode where the allocation loop uses numconfigregs instead of numconfigbases as its termination condition. When numconfigregs exceeds numconfigbases, memory beyond the allocated row pointer array gets overwritten. KASAN caught this corruption...