RHSA-2021:1071: Important: kernel security and bug fix update

First published: Tue Apr 06 2021(Updated: )

The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><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: iscsi: unrestricted access to sessions and handles (CVE-2021-27363)</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> Customer testing eMMC sees and intermittent boot problem on 7.8+, was not seen on 7.3 (BZ#1918916)</li> <li> tcm loopback driver causes double-start of scsi command when work is delayed (BZ#1925652)</li> <li> [Azure][RHEL-7]Mellanox Patches To Prevent Kernel Hang In MLX4 (BZ#1925691)</li> <li> A patch from upstream c365c292d059 causes us to end up leaving rt_nr_boosted in an inconsistent state, which causes a hard lockup. (BZ#1928082)</li> <li> [RHEL7.9.z] Add fix to update snd_wl1 in bulk receiver fast path (BZ#1929804)</li>

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