Lucene search

K
redhatRedHatRHSA-2021:4875
HistoryNov 30, 2021 - 3:20 p.m.

(RHSA-2021:4875) Important: kernel-rt security and bug fix update

2021-11-3015:20:30
access.redhat.com
32

0.001 Low

EPSS

Percentile

47.7%

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

  • kernel: use-after-free in drivers/infiniband/core/ucma.c ctx use-after-free (CVE-2020-36385)

  • kernel: timer tree corruption leads to missing wakeup and system freeze (CVE-2021-20317)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • kernel-rt: update RT source tree to the latest RHEL-8.2.z13 Batch source tree (BZ#2020969)