RHSA-2021:1379: Important: kernel-alt security and bug fix update

First published: Tue Apr 27 2021(Updated: )

The kernel-alt packages provide the Linux kernel version 4.x.<br>Security Fix(es):<br><li> kernel: Use after free via PI futex state (CVE-2021-3347)</li> <li> kernel: out-of-bounds read in libiscsi module (CVE-2021-27364)</li> <li> kernel: heap buffer overflow in the iSCSI subsystem (CVE-2021-27365)</li> <li> kernel: powerpc: guest can cause DoS on POWER9 KVM hosts (CVE-2020-11669)</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 oops when resizing ext4 filesystem [rhel-alt-7.6.z] (BZ#1790900)</li> <li> [ipv6][ipsec]:unregister_netdevice: waiting for lo to become free. Usage count = 4 (BZ#1920805)</li>

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