RHSA-2019:3517: Important: kernel security, bug fix, and enhancement update

First published: Tue Nov 05 2019(Updated: )

The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: nfs: use-after-free in svc_process_common() (CVE-2018-16884)</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> hardware: bluetooth: BR/EDR encryption key negotiation attacks (KNOB) (CVE-2019-9506)</li> <li> kernel: Heap overflow in mwifiex_uap_parse_tail_ies function in drivers/net/wireless/marvell/mwifiex/ie.c (CVE-2019-10126)</li> <li> Kernel: KVM: OOB memory access via mmio ring buffer (CVE-2019-14821)</li> <li> kernel: Information Disclosure in crypto_report_one in crypto/crypto_user.c (CVE-2018-19854)</li> <li> kernel: usb: missing size check in the __usb_get_extra_descriptor() leading to DoS (CVE-2018-20169)</li> <li> kernel: Heap address information leak while using L2CAP_GET_CONF_OPT (CVE-2019-3459)</li> <li> kernel: Heap address information leak while using L2CAP_PARSE_CONF_RSP (CVE-2019-3460)</li> <li> kernel: SCTP socket buffer memory leak leading to denial of service (CVE-2019-3874)</li> <li> kernel: denial of service vector through vfio DMA mappings (CVE-2019-3882)</li> <li> kernel: null-pointer dereference in hci_uart_set_flow_control (CVE-2019-10207)</li> <li> kernel: fix race condition between mmget_not_zero()/get_task_mm() and core dumping (CVE-2019-11599)</li> <li> kernel: fs/ext4/extents.c leads to information disclosure (CVE-2019-11833)</li> <li> kernel: sensitive information disclosure from kernel stack memory via HIDPCONNADD command (CVE-2019-11884)</li> <li> kernel: use-after-free in arch/x86/lib/insn-eval.c (CVE-2019-13233)</li> <li> kernel: memory leak in register_queue_kobjects() in net/core/net-sysfs.c leads to denial of service (CVE-2019-15916)</li> <li> kernel: Linux stack ASLR implementation Integer overflow (CVE-2015-1593)</li> <li> kernel: oob memory read in hso_probe in drivers/net/usb/hso.c (CVE-2018-19985)</li> <li> Kernel: KVM: leak of uninitialized stack contents to guest (CVE-2019-7222)</li> <li> Kernel: net: weak IP ID generation leads to remote device tracking (CVE-2019-10638)</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>Additional Changes:<br>For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.1 Release Notes linked from the References section.

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