RHSA-2019:3967: Important: kernel security and bug fix update

First published: Tue Nov 26 2019(Updated: )

The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: Memory corruption due to incorrect socket cloning (CVE-2018-9568)</li> <li> kernel: MIDI driver race condition leads to a double-free (CVE-2018-10902)</li> <li> kernel: Use-after-free due to race condition in AF_PACKET implementation (CVE-2018-18559)</li> <li> Kernel: vhost_net: infinite loop while receiving packets leads to DoS (CVE-2019-3900)</li> <li> Kernel: page cache side channel attacks (CVE-2019-5489)</li> <li> Kernel: KVM: potential use-after-free via kvm_ioctl_create_device() (CVE-2019-6974)</li> <li> Kernel: KVM: nVMX: use-after-free of the hrtimer for emulation of the preemption timer (CVE-2019-7221)</li> <li> kernel: Inifinite loop vulnerability in mm/madvise.c:madvise_willneed() function allows local denial of service (CVE-2017-18208)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.<br>Bug Fix(es):<br><li> A cluster node has multiple hung "mv" processes that are accessing a gfs2 filesystem. (BZ#1716321)</li> <li> Growing unreclaimable slab memory (BZ#1741918)</li> <li> [LLNL 7.5 Bug] slab leak causing a crash when using kmem control group (BZ#1748236)</li> <li> kernel build: parallelize redhat/mod-sign.sh (BZ#1755328)</li> <li> kernel build: speed up module compression step (BZ#1755337)</li>

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