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

First published: Tue Feb 02 2021(Updated: )

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.<br>Security Fix(es):<br><li> kernel: use-after-free in fs/block_dev.c (CVE-2020-15436)</li> <li> kernel: Nfsd failure to clear umask after processing an open or create (CVE-2020-35513)</li> 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.<br>Bug Fix(es):<br><li> kernel-rt: update to the latest RHEL7.9.z3 source tree (BZ#1906133)</li> <li> [kernel-rt] WARNING: CPU: 8 PID: 586 at kernel/sched/core.c:3644 migrate_enable+0x15f/0x210 (BZ#1916123)</li> <li> [kernel-rt-debug] [ BUG: bad unlock balance detected! ] [RHEL-7.9.z] (BZ#1916130)</li>

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