CVE-2022-49870 capabilities: fix undefined behavior in bit shift for CAP_TO_MASK

In the Linux kernel, the following vulnerability has been resolved: capabilities: fix undefined behavior in bit shift for CAPTOMASK Shifting signed 32-bit value by 31 bits is undefined, so changing significant bit to unsigned. The UBSAN warning calltrace like below: UBSAN: shift-out-of-bounds in...

CVE-2024-49987

In the Linux kernel, the following vulnerability has been resolved: bpftool: Fix undefined behavior in qsortNULL, 0, ... When netfilter has no entry to display, qsort is called with qsortNULL, 0, .... This results in undefined behavior, as UBSan reports: net.c:827:2: runtime error: null pointer...

GSD-2022-1008256 net: mdio: fix undefined behavior in bit shift for __mdiobus_register

net: mdio: fix undefined behavior in bit shift for mdiobusregister This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.19.265 by commit...