RHSA-2022:4835: Important: kernel-rt security and bug fix update

First published: Tue May 31 2022(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: new DNS Cache Poisoning Attack based on ICMP fragment needed packets replies (CVE-2021-20322)</li> <li> kernel: security regression for CVE-2018-13405 (CVE-2021-4037)</li> <li> kernel: buffer overflow in IPsec ESP transformation code (CVE-2022-27666)</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 RT source tree to the RHEL-8.4.z9 source tree (BZ#2075148)</li>

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