RHSA-2021:0019: Moderate: kernel security and bug fix update

First published: Tue Jan 05 2021(Updated: )

The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: race condition in smp_task_timedout() and smp_task_done() in drivers/scsi/libsas/sas_expander.c leads to use-after-free (CVE-2018-20836)</li> <li> kernel: use-after-free in drivers/bluetooth/hci_ldisc.c (CVE-2019-15917)</li> <li> kernel: out-of-bounds write via crafted keycode table (CVE-2019-20636)</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> RHEL7 - [ Brazos ] "Core(s) per socket" and "Socket" values are interchanged in lscpu output. (kernel) (BZ#1879096)</li> <li> [DELL EMC 7.9 BUG] System crash when stressed using burnin stress tool (BZ#1893994)</li> <li> [ Marvell 7.9] update qla2xxx driver with critical bug fixes (BZ#1895440)</li>

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