[El-errata] ELSA-2022-9012 Important: Oracle Linux 8 Unbreakable Enterprise kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2022-9012

http://linux.oracle.com/errata/ELSA-2022-9012.html

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

x86_64:
kernel-uek-5.4.17-2136.302.7.2.el8uek.x86_64.rpm
kernel-uek-debug-5.4.17-2136.302.7.2.el8uek.x86_64.rpm
kernel-uek-debug-devel-5.4.17-2136.302.7.2.el8uek.x86_64.rpm
kernel-uek-devel-5.4.17-2136.302.7.2.el8uek.x86_64.rpm
kernel-uek-doc-5.4.17-2136.302.7.2.el8uek.noarch.rpm


SRPMS:
http://oss.oracle.com/ol8/SRPMS-updates/kernel-uek-5.4.17-2136.302.7.2.el8uek.src.rpm

Related CVEs:

CVE-2021-0920
CVE-2021-4155




Description of changes:

[5.4.17-2136.302.7.2.el8uek]
- xfs: map unwritten blocks in XFS_IOC_{ALLOC,FREE}SP just like fallocate (Darrick J. Wong)  [Orabug: 33699625]  {CVE-2021-4155}

[5.4.17-2136.302.7.1.el8uek] 
- fget: check that the fd still exists after getting a ref to it (Linus Torvalds)  [Orabug: 33691332]  {CVE-2021-0920}

[5.4.17-2136.302.7.el8uek]
- rds: ib: Reduce the contention caused by the asynchronous workers to flush the mr pool (Praveen Kumar Kannoju)  [Orabug: 33671425]
- rds: ib: Ack seq not always received in monotonic increasing order (Håkon Bugge)  [Orabug: 33671414]
- net/rds: Don't pummel the subnet-manager (Gerd Rausch)  [Orabug: 33671407]
- EDAC/i10nm: Add detection of memory levels for ICX/SPR servers (Qiuxu Zhuo)  [Orabug: 33601775]
- EDAC/skx_common: Add new ADXL components for 2-level memory (Qiuxu Zhuo)  [Orabug: 33601775]
- EDAC, skx_common: Refactor so that we initialize "dev" in result of adxl decode. (Tony Luck)  [Orabug: 33601775]
- uek-rpm: Add ktime_get_coarse_ts64 to KABI (John Donnelly)  [Orabug: 33671383]
- cpufreq: intel_pstate: Add Icelake servers support in no-HWP mode (Giovanni Gherdovich)  [Orabug: 33671378]
- net: ipv6: Discard next-hop MTU less than minimum link MTU (Georg Kohmann)  [Orabug: 33671371] 
- ocfs2: fix race between searching chunks and release journal_head from buffer_head (Gautham Ananthakrishna)  [Orabug: 33671363]
- rds/ib: Use both iova and key in free_mr socket call (aru kolappan)  [Orabug: 33671236]