In the Linux kernel, the following vulnerability has been resolved: fs/aio: Restrict kiocbsetcancelfn() to I/O submitted via libaio If kiocbsetcancelfn() is called for I/O submitted via iouring, the following kernel warning appears: WARNING: CPU: 3 PID: 368 at fs/aio.c:598 kiocbsetcancelfn+0x9c/0xa8 Call trace: kiocbsetcancelfn+0x9c/0xa8 ffsepfilereaditer+0x144/0x1d0 ioread+0x19c/0x498 ioissuesqe+0x118/0x27c iosubmitsqes+0x25c/0x5fc _arm64sysiouringenter+0x104/0xab0 invokesyscall+0x58/0x11c el0svccommon+0xb4/0xf4 doel0svc+0x2c/0xb0 el0svc+0x2c/0xa4 el0t64synchandler+0x68/0xb4 el0t64sync+0x1a4/0x1a8 Fix this by setting the IOCBAIO_RW flag for read and write I/O that is submitted by libaio.