A kernel security and bug fix update has been released for Oracle Linux 7.

El-errata: ELSA-2020-3220 Important: Oracle Linux 7 kernel security and bug fix update

Oracle Linux Security Advisory ELSA-2020-3220

  http://linux.oracle.com/errata/ELSA-2020-3220.html

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

x86_64:
bpftool-3.10.0-1127.18.2.el7.x86_64.rpm
kernel-3.10.0-1127.18.2.el7.x86_64.rpm
kernel-abi-whitelists-3.10.0-1127.18.2.el7.noarch.rpm
kernel-debug-3.10.0-1127.18.2.el7.x86_64.rpm
kernel-debug-devel-3.10.0-1127.18.2.el7.x86_64.rpm
kernel-devel-3.10.0-1127.18.2.el7.x86_64.rpm
kernel-doc-3.10.0-1127.18.2.el7.noarch.rpm
kernel-headers-3.10.0-1127.18.2.el7.x86_64.rpm
kernel-tools-3.10.0-1127.18.2.el7.x86_64.rpm
kernel-tools-libs-3.10.0-1127.18.2.el7.x86_64.rpm
kernel-tools-libs-devel-3.10.0-1127.18.2.el7.x86_64.rpm
perf-3.10.0-1127.18.2.el7.x86_64.rpm
python-perf-3.10.0-1127.18.2.el7.x86_64.rpm

SRPMS:
  http://oss.oracle.com/ol7/SRPMS-updates/kernel-3.10.0-1127.18.2.el7.src.rpm


Description of changes:

[3.10.0-1127.18.2.el7.OL7]
- Oracle Linux certificates (Ilya Okomin)
- Oracle Linux RHCK Module Signing Key was compiled into kernel
(olkmod_signing_key.x509)(alexey.petrenko@oracle.com)
- Update x509.genkey [Orabug: 24817676]
- Conflict with shim-ia32 and shim-x64 setlease be called
without i_lock (Jeff Layton) [1838602 1830606]
- [fs] locks: move fasync setup into generic_add_lease (Jeff Layton)
[1838602 1830606]

[3.10.0-1127.17.1.el7]
- [vfio] vfio/pci: Fix SR-IOV VF handling with MMIO blocking (Alex
Williamson) [1852245 1820632]
- [fs] aio: fix inconsistent ring state (Jeff Moyer) [1850055 1845326]
- [wireless] mwifiex: Fix possible buffer overflows in
mwifiex_ret_wmm_get_status() (Jarod Wilson) [1844069 1844070]
{CVE-2020-12654}
- [wireless] mwifiex: Fix possible buffer overflows in
mwifiex_cmd_append_vsie_tlv() (Jarod Wilson) [1844025 1844026]
{CVE-2020-12653}
- [x86] mm: Fix mremap not considering huge pmd devmap (Rafael Aquini)
[1843436 1843437] {CVE-2020-10757}
- [mm] mm, dax: check for pmd_none() after split_huge_pmd() (Rafael
Aquini) [1843436 1843437] {CVE-2020-10757}
- [mm] mm: mremap: streamline move_page_tables()'s move_huge_pmd()
corner case (Rafael Aquini) [1843436 1843437] {CVE-2020-10757}
- [mm] mm: mremap: validate input before taking lock (Rafael Aquini)
[1843436 1843437] {CVE-2020-10757}

[3.10.0-1127.16.1.el7]
- [kernel] sched/fair: Scale bandwidth quota and period without losing
quota/period ratio precision (Artem Savkov) [1850500 1752067]
- [block] virtio-blk: improve virtqueue error to BLK_STS (Philipp Rudo)
[1842994 1818001]
- [block] virtio-blk: fix hw_queue stopped on arbitrary error (Philipp
Rudo) [1842994 1818001]

[3.10.0-1127.15.1.el7]
- [fs] ext4: fix setting of referenced bit in ext4_es_lookup_extent()
(Lukas Czerner) [1847343 1663720]
- [fs] ext4: introduce aging to extent status tree (Lukas Czerner)
[1847343 1663720]
- [fs] ext4: cleanup flag definitions for extent status tree (Lukas
Czerner) [1847343 1663720]
- [fs] ext4: limit number of scanned extents in status tree shrinker
(Lukas Czerner) [1847343 1663720]
- [fs] ext4: move handling of list of shrinkable inodes into extent
status code (Lukas Czerner) [1847343 1663720]
- [fs] ext4: change LRU to round-robin in extent status tree shrinker
(Lukas Czerner) [1847343 1663720]
- [net] netfilter: nat: never update the UDP checksum when it's 0
(Guillaume Nault) [1847333 1834278]
- [char] ipmi_si: Only schedule continuously in the thread in
maintenance mode (Alexey Klimov) [1841825 1837127]
- [scsi] scsi: ibmvfc: Fix NULL return compiler warning (Steve Best)
[1830889 1810643]
- [scsi] scsi: ibmvfc: Avoid loss of all paths during SVC node reboot
(Steve Best) [1830889 1810643]
- [hid] HID: hiddev: do cleanup in failure of opening a device (Torez
Smith) [1803448 1814257] {CVE-2019-19527}
- [hid] HID: hiddev: avoid opening a disconnected device (Torez Smith)
[1803448 1814257] {CVE-2019-19527}

[3.10.0-1127.14.1.el7]
- [fs] NFS: Fix a race between mmap() and O_DIRECT (Benjamin Coddington)
[1845520 1813803]
- [fs] NFS: Remove a redundant call to unmap_mapping_range() (Benjamin
Coddington) [1845520 1813803]
- [fs] NFS: Remove redundant waits for O_DIRECT in fsync() and
write_begin() (Benjamin Coddington) [1845520 1813803]
- [fs] NFS: Cleanup nfs_direct_complete() (Benjamin Coddington) [1845520
1813803]
- [fs] NFS: Do not serialise O_DIRECT reads and writes (Benjamin
Coddington) [1845520 1813803]
- [fs] NFS: Move buffered I/O locking into nfs_file_write() (Benjamin
Coddington) [1845520 1813803]
- [fs] bdi: make inode_to_bdi() inline (Benjamin Coddington) [1845520
1813803]
- [fs] NFS: Remove racy size manipulations in O_DIRECT (Benjamin
Coddington) [1845520 1813803]
- [fs] NFS: Don't hold the inode lock across fsync() (Benjamin
Coddington) [1845520 1813803]
- [fs] nfs: remove nfs_inode_dio_wait (Benjamin Coddington) [1845520
1813803]
- [fs] nfs: remove nfs4_file_fsync (Benjamin Coddington) [1845520 1813803]
- [fs] NFS: Kill NFS_INO_NFS_INO_FLUSHING: it is a performance killer
(Benjamin Coddington) [1845520 1813803]
- [infiniband] RDMA/bnxt_re: Fix chip number validation Broadcom's Gen
P5 series (Jonathan Toppins) [1834190 1823679]