CVE-2022-49013

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> sctp: fix memory leak in sctp_stream_outq_migrate()<br /> <br /> When sctp_stream_outq_migrate() is called to release stream out resources,<br /> the memory pointed to by prio_head in stream out is not released.<br /> <br /> The memory leak information is as follows:<br /> unreferenced object 0xffff88801fe79f80 (size 64):<br /> comm "sctp_repo", pid 7957, jiffies 4294951704 (age 36.480s)<br /> hex dump (first 32 bytes):<br /> 80 9f e7 1f 80 88 ff ff 80 9f e7 1f 80 88 ff ff ................<br /> 90 9f e7 1f 80 88 ff ff 90 9f e7 1f 80 88 ff ff ................<br /> backtrace:<br /> [] kmalloc_trace+0x26/0x60<br /> [] sctp_sched_prio_set+0x4cc/0x770<br /> [] sctp_stream_init_ext+0xd2/0x1b0<br /> [] sctp_sendmsg_to_asoc+0x1614/0x1a30<br /> [] sctp_sendmsg+0xda1/0x1ef0<br /> [] inet_sendmsg+0x9d/0xe0<br /> [] sock_sendmsg+0xd3/0x120<br /> [] __sys_sendto+0x23a/0x340<br /> [] __x64_sys_sendto+0xe1/0x1b0<br /> [] do_syscall_64+0x39/0xb0<br /> [] entry_SYSCALL_64_after_hwframe+0x63/0xcd