[El-errata] ELSA-2019-4528 Important: Oracle Linux 7 Unbreakable Enterprise kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2019-4528

http://linux.oracle.com/errata/ELSA-2019-4528.html

The following updated rpms for Oracle Linux 7 have been uploaded to the 
Unbreakable Linux Network:

x86_64:
kernel-uek-doc-4.1.12-124.24.5.el7uek.noarch.rpm
kernel-uek-firmware-4.1.12-124.24.5.el7uek.noarch.rpm
kernel-uek-4.1.12-124.24.5.el7uek.x86_64.rpm
kernel-uek-devel-4.1.12-124.24.5.el7uek.x86_64.rpm
kernel-uek-debug-4.1.12-124.24.5.el7uek.x86_64.rpm
kernel-uek-debug-devel-4.1.12-124.24.5.el7uek.x86_64.rpm


SRPMS:
http://oss.oracle.com/ol7/SRPMS-updates/kernel-uek-4.1.12-124.24.5.el7uek.src.rpm



Description of changes:

[4.1.12-124.24.5.el7uek]
- rds: congestion updates can be missed when kernel low on memory (Mukesh Kacker)  [Orabug: 28425811]
- net/rds: ib: Fix endless RNR Retries caused by memory allocation failures (Venkat Venkatsubra)  [Orabug: 28127993]
- net: rds: fix excess initialization of the recv SGEs (Zhu Yanjun)  [Orabug: 29004503]
- xhci: fix usb2 resume timing and races. (Mathias Nyman)  [Orabug: 29028940]
- xhci: Fix a race in usb2 LPM resume, blocking U3 for usb2 devices (Mathias Nyman)  [Orabug: 29028940]
- userfaultfd: check VM_MAYWRITE was set after verifying the uffd is registered (Andrea Arcangeli)  [Orabug: 29163750]  {CVE-2018-18397}
- userfaultfd: shmem/hugetlbfs: only allow to register VM_MAYWRITE vmas (Andrea Arcangeli)  [Orabug: 29163750]  {CVE-2018-18397}
- x86/apic/x2apic: set affinity of a single interrupt to one cpu (Jianchao Wang)  [Orabug: 29196396]
- xen/blkback: rework validate_io_op() (Dongli Zhang)  [Orabug: 29199843]
- xen/blkback: optimize validate_io_op() to filter BLKIF_OP_RESERVED_1 operation (Dongli Zhang)  [Orabug: 29199843]
- xen/blkback: do not BUG() for invalid blkif_request from frontend (Dongli Zhang)  [Orabug: 29199843]
- net/rds: WARNING: at net/rds/recv.c:222 rds_recv_hs_exthdrs+0xf8/0x1e0 (Venkat Venkatsubra)  [Orabug: 29201779]
- xen-netback: wake up xenvif_dealloc_kthread when it should stop (Dongli Zhang)  [Orabug: 29217927]
- Revert "xfs: remove nonblocking mode from xfs_vm_writepage" (Wengang Wang)  [Orabug: 29279692]
- Revert "xfs: remove xfs_cancel_ioend" (Wengang Wang)  [Orabug: 29279692]
- Revert "xfs: Introduce writeback context for writepages" (Wengang Wang)  [Orabug: 29279692]
- Revert "xfs: xfs_cluster_write is redundant" (Wengang Wang)  [Orabug: 29279692]
- Revert "xfs: factor mapping out of xfs_do_writepage" (Wengang Wang)  [Orabug: 29279692]
- Revert "xfs: don't chain ioends during writepage submission" (Wengang Wang)  [Orabug: 29279692]

[4.1.12-124.24.4.el7uek]
- mstflint: Fix coding style issues - left with LINUX_VERSION_CODE (Idan Mehalel)  [Orabug: 28878697]
- mstflint: Fix coding-style issues (Idan Mehalel)  [Orabug: 28878697]
- mstflint: Fix errors found with checkpatch script (Idan Mehalel)  [Orabug: 28878697]
- Added support for 5th Gen devices in Secure Boot module and mtcr (Adham Masarwah)  [Orabug: 28878697]
- Fix typos in mst_kernel (Adham Masarwah)  [Orabug: 28878697]
- bnxt_en: Report PCIe link properties with pcie_print_link_status() (Brian Maly)  [Orabug: 28942099]
- selinux: Perform both commoncap and selinux xattr checks (Eric W. Biederman)  [Orabug: 28951521]
- Introduce v3 namespaced file capabilities (Serge E. Hallyn)  [Orabug: 28951521]
- rds: ib: Use a delay when reconnecting to the very same IP address (Håkon Bugge)  [Orabug: 29138813]
- Change mincore() to count "mapped" pages rather than "cached" pages (Linus Torvalds)  [Orabug: 29187415]  {CVE-2019-5489}
- NFSD: Set the attributes used to store the verifier for EXCLUSIVE4_1 (Kinglong Mee)  [Orabug: 29204157]