RHSA-2021:4650: Important: kernel security, bug fix, and enhancement update

First published: Mon Nov 15 2021(Updated: )

The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: Insufficient validation of user-supplied sizes for the MSG_CRYPTO message type (CVE-2021-43267)</li> <li> kernel: timer tree corruption leads to missing wakeup and system freeze (CVE-2021-20317)</li> <li> kernel: fuse: stall on CPU can occur because a retry loop continually finds the same bad inode (CVE-2021-28950)</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> Fix repeated xhci wake after suspend due to uncleared internal wake state (BZ#2003789)</li> <li> CephFS mount points return "permission denied" (BZ#2017099)</li> Enhancement(s):<br><li> Update qla2xxx driver to latest upstream (BZ#2014150)</li>

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