RHSA-2020:2429: Important: kernel security and bug fix update

First published: Tue Jun 09 2020(Updated: )

The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> Kernel: NetLabel: null pointer dereference while receiving CIPSO packet with null category may cause kernel panic (CVE-2020-10711)</li> <li> Kernel: s390: page table upgrade in secondary address mode may lead to privilege escalation (CVE-2020-11884)</li> <li> kernel: use-after-free in block/bfq-iosched.c related to bfq_idle_slice_timer_body (CVE-2020-12657)</li> <li> kernel: powerpc: incomplete Spectre-RSB mitigation leads to information exposure (CVE-2019-18660)</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: hw: provide reporting and microcode mitigation toggle for CVE-2020-0543 / Special Register Buffer Data Sampling (SRBDS) (BZ#1840684)</li> <li> missing version.h dependency for modpost may cause build to fail (BZ#1828227)</li> <li> efi: kernel panic during ltp fs test - read_all -d /sys -q -r 10 (BZ#1829525)</li>

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