RHSA-2021:2731: Important: kpatch-patch security update

First published: Tue Jul 20 2021(Updated: )

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.<br>Security Fix(es):<br><li> kernel: size_t-to-int conversion vulnerability in the filesystem layer (CVE-2021-33909)</li> <li> kernel: Use after free via PI futex state (CVE-2021-3347)</li> <li> kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan (CVE-2021-33034)</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.

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