[ALSA-2021:3447] Important: kernel security and bug fix update
Type:
security
Severity:
important
Release date:
2021-09-08
Description:
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: powerpc: KVM guest OS users can cause host OS memory corruption (CVE-2021-37576) * kernel: slab-out-of-bounds access in xdr_set_page_base() in net/sunrpc/xdr.c (CVE-2021-38201) 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. Bug Fix(es): * Update Broadcom Emulex lpfc driver for AlmaLinux8.5 with bug fixes (BZ#1948608) * cyclictest shows >50us latency when guest enters idle (RT guest with 18 RT vCPUs) (BZ#1981336) * xfrm: backports from upstream (BZ#1981840) * A task is stuck waiting for the completion of the vmci_resouce releasing upon the balloon reset. (BZ#1982042) * [mlx5] backport driver bits of net: zero-initialize tc skb extension on allocation (BZ#1982220) * Kernel cannot kill a process doing compaction for hugepage allocation (BZ#1984085) * AlmaLinux8.4 Nightly[0108] - [P10] [Regression] Kdump failed on AlmaLinux8.4 on SAN disk via flavafish adapter (qla2xxx/HPT/Radix) (BZ#1986156) * [AlmaLinux8.5] scheduler updates and fixes (BZ#1987296) * AlmaLinux 8.3 using FCOE via a FastLinQ QL45000 card will not manually scan in LUN from Target_id's over 8 (BZ#1989097) * fixes for oopses in security mitigation runtime code patching (BZ#1989174) * act mirred doesn't scrub packets when sending them to ingress (BZ#1992226) * HPE: Cannot install 8.4 using the DVD presented to the iLO (BZ#1993894) * NFS client hangs on share listing when server side readdir verifiers are implemented (BZ#1993895) * SNO: The load is extremely high (~870) when pao is added and a profile is applied. (BZ#1994879) * timeout value of conntrack entry with TCP ESTABLISHED status is too short (BZ#1995554) * Increase the default value for flowtable offload timeouts (BZ#1995555) * ice/iavf driver stop responding (BZ#1997534) * [FJ8.4 Bug]: [REG] Some files in /proc/sys/user show wrong data (BZ#1998002)
Updated packages listed below:
Architecture Package Checksum
x86_64 kernel-tools-libs-devel-4.18.0-305.17.1.el8_4.x86_64.rpm e5620fb99f019786d19f7fe778fd7e0aa98ae98df5acb0ee6b529e754a66d372
Notes:
This page is generated automatically from Red Hat security data and has not been checked for errors. For clarification or corrections please contact the AlmaLinux Packaging Team.