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

El-errata: ELSA-2022-9014 Important: Oracle Linux 7 Unbreakable Enterprise kernel security update

Oracle Linux Security Advisory ELSA-2022-9014

  http://linux.oracle.com/errata/ELSA-2022-9014.html

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

x86_64:
kernel-uek-doc-4.1.12-124.59.1.2.el7uek.noarch.rpm
kernel-uek-firmware-4.1.12-124.59.1.2.el7uek.noarch.rpm
kernel-uek-4.1.12-124.59.1.2.el7uek.x86_64.rpm
kernel-uek-devel-4.1.12-124.59.1.2.el7uek.x86_64.rpm
kernel-uek-debug-4.1.12-124.59.1.2.el7uek.x86_64.rpm
kernel-uek-debug-devel-4.1.12-124.59.1.2.el7uek.x86_64.rpm

SRPMS:
  http://oss.oracle.com/ol7/SRPMS-updates/kernel-uek-4.1.12-124.59.1.2.el7uek.src.rpm

Related CVEs:

CVE-2021-0920
CVE-2021-1048
CVE-2021-4155



Description of changes:

[4.1.12-124.59.1.2.el7uek]
- fix regression in "epoll: Keep a reference on files added to the check list" (Al Viro) [Orabug: 33679854] {CVE-2021-1048}
- fget: check that the fd still exists after getting a ref to it (Linus Torvalds) [Orabug: 33679806] {CVE-2021-0920}
- fs: add fget_many() and fput_many() (Jens Axboe) [Orabug: 33679806]
- af_unix: fix garbage collect vs MSG_PEEK (Miklos Szeredi) [Orabug: 33679806] {CVE-2021-0920}
- net: split out functions related to registering inflight socket files (Jens Axboe) [Orabug: 33679806]

[4.1.12-124.59.1.1.el7uek]
- xfs: map unwritten blocks in XFS_IOC_{ALLOC,FREE}SP just like fallocate (Darrick J. Wong) [Orabug: 33703630] {CVE-2021-4155}

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