This bug was fixed in the package linux-kvm - 4.4.0-1056.63 --------------- linux-kvm (4.4.0-1056.63) xenial; urgency=medium * xenial/linux-kvm: 4.4.0-1056.63 -proposed tracker (LP: #1841534) [ Ubuntu: 4.4.0-161.189 ] * xenial/linux: 4.4.0-161.189 -proposed tracker (LP: #1841544) * flock not mediated by 'k' (LP: 1658219) - Revert "UBUNTU: SAUCE: apparmor: flock mediation is not being, enforced on cache check" * Packaging resync (LP: #1786013) - [Packaging] resync getabis linux-kvm (4.4.0-1055.62) xenial; urgency=medium * xenial/linux-kvm: 4.4.0-1055.62 -proposed tracker (LP: #1840012) * CVE-2019-10638 - [Config] kvm: CONFIG_TEST_HASH=n [ Ubuntu: 4.4.0-160.188 ] * xenial/linux: 4.4.0-160.188 -proposed tracker (LP: #1840021) * Packaging resync (LP: #1786013) - [Packaging] update helper scripts * EeePC 1005px laptop backlight is off after system boot up (LP: #1837117) - platform/x86: asus-wmi: Only Tell EC the OS will handle display hotkeys from asus_nb_wmi * CVE-2019-10638 - [Config] CONFIG_TEST_HASH=n - siphash: add cryptographically secure PRF - inet: switch IP ID generator to siphash * Stacked onexec transitions fail when under NO NEW PRIVS restrictions (LP: #1839037) - SAUCE: apparmor: fix nnp subset check failure, when stacking * AppArmor onexec transition causes WARN kernel stack trace (LP: #1838627) - SAUCE: apparmor: fix audit failures when performing profile transitions * flock not mediated by 'k' (LP: #1658219) // Ubuntu 16.04: read access incorrectly implies 'm' rule (LP: #1838090) - SAUCE: apparmor: flock mediation is not being, enforced on cache check * bcache: bch_allocator_thread(): hung task timeout (LP: #1784665) // Tight timeout for bcache removal causes spurious failures (LP: #1796292) - SAUCE: bcache: fix deadlock in bcache_allocator * bcache: bch_allocator_thread(): hung task timeout (LP: #1784665) - bcache: improve bcache_reboot() - bcache: add journal statistic - bcache: fix high CPU occupancy during journal - bcache: fix incorrect sysfs output value of strip size - bcache: fix error return value in memory shrink - bcache: fix using of loop variable in memory shrink - bcache: Fix indentation - bcache: Add __printf annotation to __bch_check_keys() - bcache: Annotate switch fall-through - bcache: Fix kernel-doc warnings - bcache: Remove an unused variable - bcache: Suppress more warnings about set-but-not-used variables - bcache: Reduce the number of sparse complaints about lock imbalances - bcache: Move couple of functions to sysfs.c * CVE-2019-3900 - vhost: introduce vhost_vq_avail_empty() - vhost_net: tx batching - vhost_net: do not stall on zerocopy depletion - vhost-net: set packet weight of tx polling to 2 * vq size - vhost_net: use packet weight for rx handler, too - vhost_net: introduce vhost_exceeds_weight() - vhost: introduce vhost_exceeds_weight() - vhost_net: fix possible infinite loop - vhost: scsi: add weight support * Xenial: ZFS deadlock in shrinker path with xattrs (LP: #1839521) - SAUCE: (noup) Update zfs to 0.6.5.6-0ubuntu28 * CVE-2019-13648 - powerpc/tm: Fix oops on sigreturn on systems without TM * CVE-2018-20856 - block: blk_init_allocated_queue() set q->fq as NULL in the fail case * CVE-2019-14283 - floppy: fix out-of-bounds read in copy_buffer * CVE-2019-14284 - floppy: fix div-by-zero in setup_format_params * Xenial update: 4.4.186 upstream stable release (LP: #1838467) - Input: elantech - enable middle button support on 2 ThinkPads - samples, bpf: fix to change the buffer size for read() - mac80211: mesh: fix RCU warning - dt-bindings: can: mcp251x: add mcp25625 support - can: mcp251x: add support for mcp25625 - Input: imx_keypad - make sure keyboard can always wake up system - ARM: davinci: da850-evm: call regulator_has_full_constraints() - ARM: davinci: da8xx: specify dma_coherent_mask for lcdc - md: fix for divide error in status_resync - bnx2x: Check if transceiver implements DDM before access - udf: Fix incorrect final NOT_ALLOCATED (hole) extent length - x86/ptrace: Fix possible spectre-v1 in ptrace_get_debugreg() - x86/tls: Fix possible spectre-v1 in do_get_thread_area() - mwifiex: Abort at too short BSS descriptor element - fscrypt: don't set policy for a dead directory - mwifiex: Don't abort on small, spec-compliant vendor IEs - USB: serial: ftdi_sio: add ID for isodebug v1 - USB: serial: option: add support for GosunCn ME3630 RNDIS mode - usb: gadget: ether: Fix race between gether_disconnect and rx_submit - usb: renesas_usbhs: add a workaround for a race condition of workqueue - staging: comedi: dt282x: fix a null pointer deref on interrupt - staging: comedi: amplc_pci230: fix null pointer deref on interrupt - carl9170: fix misuse of device driver API - VMCI: Fix integer overflow in VMCI handle arrays - MIPS: Remove superfluous check for __linux__ - e1000e: start network tx queue only when link is up - perf/core: Fix perf_sample_regs_user() mm check - ARM: omap2: remove incorrect __init annotation - be2net: fix link failure after ethtool offline test - ppp: mppe: Add softdep to arc4 - sis900: fix TX completion - dm verity: use message limit for data block corruption message - kvm: x86: avoid warning on repeated KVM_SET_TSS_ADDR - ARC: hide unused function unw_hdr_alloc - s390: fix stfle zero padding - s390/qdio: (re-)initialize tiqdio list entries - s390/qdio: don't touch the dsci in tiqdio_add_input_queues() - KVM: x86: protect KVM_CREATE_PIT/KVM_CREATE_PIT2 with kvm->lock - Linux 4.4.186 -- Kleber Sacilotto de Souza