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redhatRedHatRHSA-2021:0338
HistoryFeb 02, 2021 - 9:27 a.m.

(RHSA-2021:0338) Moderate: kernel-rt security and bug fix update

2021-02-0209:27:15
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92

0.001 Low

EPSS

Percentile

29.5%

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 fs/block_dev.c (CVE-2020-15436)

  • kernel: Nfsd failure to clear umask after processing an open or create (CVE-2020-35513)

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 to the latest RHEL7.9.z3 source tree (BZ#1906133)

  • [kernel-rt] WARNING: CPU: 8 PID: 586 at kernel/sched/core.c:3644 migrate_enable+0x15f/0x210 (BZ#1916123)

  • [kernel-rt-debug] [ BUG: bad unlock balance detected! ] [RHEL-7.9.z] (BZ#1916130)