kernel: blk_iocost: fix more out of bound shifts

A flaw was found in the Linux kernel's blkiocost subsystem. This vulnerability, caused by out-of-bounds shifts within the iocforgivedebts function, can lead to undefined behavior. A local attacker could exploit this to cause a Denial of Service DoS, making the system unavailable...

AZL-52941 CVE-2024-49933 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: blkiocost: fix more out of bound shifts Recently running UBSAN caught few out of bound shifts in the iocforgivedebts function: UBSAN: shift-out-of-bounds in block/blk-iocost.c:2142:38 shift exponent 80 is too large for 64-bit typ...