Linux kernel before version 4.16-rc7 is vulnerable to a null pointer dereference in dccp_write_xmit() function in net/dccp/output.c in that allows a local user to cause a denial of service by a number of certain crafted system calls.

Linux kernel before version 4.16-rc7 is vulnerable to a null pointer dereference in dccp_write_xmit() function in net/dccp/output.c in that allows a local user to cause a denial of service by a number of certain crafted system calls.

kernel: AIO interface didn't use rw_verify_area() for checking mandatory locking on files and size of access kernel: AIO write triggers integer overflow in some protocols kernel: Null pointer dereference via keyctl kernel: ping socket / AF_LLC connect() sin_family race kernel: Race condition between multiple sys_perf_event_open() calls kernel: net/packet: overflow in check for priv area size kernel: Incorrect error handling in the set_mempolicy and mbind compat syscalls in mm/mempolicy.c kernel: mm subsystem does not properly enforce the CONFIG_STRICT_DEVMEM protection mechanism kernel: Double free in the inet_csk_clone_lock function in net/ipv4/inet_connection_sock.c kernel: net: sctp_v6_create_accept_sk function mishandles inheritance kernel: net: IPv6 DCCP implementation mishandles inheritance kernel: net: tcp_v6_syn_recv_sock function mishandles inheritance kernel: memory leak when merging buffers in SCSI IO vectors kernel: vfs: BUG in truncate_inode_pages_range() and fuse client kernel: Race condition in drivers/md/dm.c:dm_get_from_kobject() allows local users to cause a denial of service kernel: a null pointer dereference in net/dccp/output.c:dccp_write_xmit() leads to a system crash hw: cpu: speculative store bypass kernel: Missing length check of payload in net/sctp/sm_make_chunk.c:_sctp_make_chunk() function allows denial of service

kernel: AIO write triggers integer overflow in some protocols kernel: Information leak when handling NM entries containing NUL kernel: Use-after-free in snd_pcm_info function in ALSA subsystem potentially leads to privilege escalation kernel: Handling of might_cancel queueing is not properly pretected against race kernel: Salsa20 encryption algorithm does not correctly handle zero-length inputs allowing local attackers to cause denial-of-service kernel: Inifinite loop vulnerability in mm/madvise.c:madvise_willneed() function allows local denial of service kernel: Mishandling mutex within libsas allowing local Denial of Service kernel: out-of-bounds access in the show_timer function in kernel/time/posix-timers.c kernel: Division by zero in change_port_settings in drivers/usb/serial/io_ti.c resulting in a denial of service kernel: NULL pointer dereference in ext4/mballoc.c:ext4_process_freed_data() when mounting crafted ext4 image kernel: NULL pointer dereference in ext4/xattr.c:ext4_xattr_inode_hash() causes crash with crafted ext4 image kernel: vhost: Information disclosure in vhost/vhost.c:vhost_new_msg() kernel: fuse-backed file mmap-ed onto process cmdline arguments causes denial of service kernel: a null pointer dereference in net/dccp/output.c:dccp_write_xmit() leads to a system crash kernel: drivers/block/loop.c mishandles lo_release serialization allowing denial-of-service kernel: IP fragments with random offsets allow a remote denial of service (FragmentSmack) kernel…

Security update for the Linux Kernel

Affected: Ubuntu:14.04:LTS: linux, Ubuntu:14.04:LTS: linux-aws, Ubuntu:14.04:LTS: linux-lts-xenial, Ubuntu:16.04:LTS: linux, Ubuntu:16.04:LTS: linux-aws, Ubuntu:16.04:LTS: linux-azure, Ubuntu:16.04:LTS: linux-gcp, Ubuntu:16.04:LTS: linux-hwe, Ubuntu:16.04:LTS: linux-kvm, Ubuntu:16.04:LTS: linux-oem and 11 more

Linux kernel before version 4.16-rc7 is vulnerable to a null pointer dereference in dccp_write_xmit() function in net/dccp/output.c in that allows a local user to cause a denial of service by a number of certain crafted system calls.