CVE-2023-53108

CVE-2023-53108 – Linux kernel (net/iucv) : The vulnerability arises from incorrect sizing of iucv_irq_data, which must be 4 bytes larger. The under-allocation can permit a Redzone/heap corruption (dma-kmalloc-64) during iucv_init/cpu hotplug flow, with objects showin g incomplete frees in the obs...

CVE-2023-53108: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/iucv: Fix size of interrupt data iucvirqdata needs to be 4 bytes larger. These bytes are not used by the iucv module, but written by the z/VM hypervisor in case a CPU is deconfigured. Reported as: BUG dma-kmalloc-64 Not...