An unbreakable Enterprise kernel security update has been released for Oracle Linux 7.

El-errata: ELSA-2021-9067 Important: Oracle Linux 7 Unbreakable Enterprise kernel security update

Oracle Linux Security Advisory ELSA-2021-9067

  http://linux.oracle.com/errata/ELSA-2021-9067.html

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

x86_64:
kernel-uek-4.14.35-2047.500.10.el7uek.x86_64.rpm
kernel-uek-debug-4.14.35-2047.500.10.el7uek.x86_64.rpm
kernel-uek-debug-devel-4.14.35-2047.500.10.el7uek.x86_64.rpm
kernel-uek-devel-4.14.35-2047.500.10.el7uek.x86_64.rpm
kernel-uek-tools-4.14.35-2047.500.10.el7uek.x86_64.rpm
kernel-uek-doc-4.14.35-2047.500.10.el7uek.noarch.rpm

SRPMS:
  http://oss.oracle.com/ol7/SRPMS-updates/kernel-uek-4.14.35-2047.500.10.el7uek.src.rpm


Description of changes:

[4.14.35-2047.500.10.el7uek]
- xen-blkback: fix error handling in xen_blkbk_map() (Jan Beulich)
[Orabug: 32492110] {CVE-2021-26930}
- xen-scsiback: don't "handle" error by BUG() (Jan Beulich) [Orabug:
32492102] {CVE-2021-26931}
- xen-netback: don't "handle" error by BUG() (Jan Beulich) [Orabug:
32492102] {CVE-2021-26931}
- xen-blkback: don't "handle" error by BUG() (Jan Beulich) [Orabug:
32492102] {CVE-2021-26931}
- Xen/gntdev: correct error checking in gntdev_map_grant_pages() (Jan
Beulich) [Orabug: 32492094] {CVE-2021-26932}
- Xen/gntdev: correct dev_bus_addr handling in gntdev_map_grant_pages()
(Jan Beulich) [Orabug: 32492094] {CVE-2021-26932}
- Xen/x86: also check kernel mapping in set_foreign_p2m_mapping() (Jan
Beulich) [Orabug: 32492094] {CVE-2021-26932}
- Xen/x86: don't bail early from clear_foreign_p2m_mapping() (Jan
Beulich) [Orabug: 32492094] {CVE-2021-26932}
- tap: fix use-after-free (Michael S. Tsirkin) [Orabug: 32466083]
- vhost scsi: alloc vhost_scsi with kvzalloc() to avoid delay (Dongli
Zhang) [Orabug: 32471695]
- Fix double free KASAN warnings and use after free of kmalloc-32
object. (Imran Khan) [Orabug: 32480357]