RHSA-2022:5819: Important: kernel security and bug fix update

First published: Tue Aug 02 2022(Updated: )

The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: Small table perturb size in the TCP source port generation algorithm can lead to information leak (CVE-2022-1012)</li> <li> kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root (CVE-2022-32250)</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> Softirq hrtimers are being placed on the per-CPU softirq clocks on isolcpu’s. (BZ#2090484)</li> <li> enable/disable multiqueues repeatedly while ping local host, guest kernel panic (BZ#2093416)</li> <li> Backport kernel audit enhancements and fixes from v5.13-rc1 to v5.16-rc6 (BZ#2095434)</li> <li> blk_update_request: I/O error, dev nvme0n3, during xfs creation (BZ#2100150)</li> <li> SCSI updates for RHEL 8.7 (BZ#2100254)</li> <li> Kernel bug on mm/slub.c:314 (BZ#2102251)</li> <li> Implement new tc action for check_pkt_len (BZ#2102333)</li> <li> too long timeout value with TIME_WAIT status of conntrack entry (BZ#2104002)</li> <li> Connectx6-DX, mlx5 , backport 087032ee7021 ("net/mlx5e: TC, Fix ct_clear overwriting ct action metadata") (BZ#2104012)</li> <li> mlx5: Software steering memory allocation failure, netperf TCP_CRR with ct(). (BZ#2104013)</li> <li> tcp: request_sock leak in Calico OCP (BZ#2104670)</li>

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