[ALSA-2021:2168] Important: kernel security and bug fix update
Type:
security
Severity:
important
Release date:
2021-06-01
Description:
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: userspace applications can misuse the KVM API to cause a write of 16 bytes at an offset up to 32 GB from vcpu->run (CVE-2021-3501) * kernel: nitro_enclaves stale file descriptors on failed usercopy (CVE-2021-3543) 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): * OVS mistakenly using local IP as tun_dst for VXLAN packets (?) (BZ#1944667) * Selinux: The task calling security_set_bools() deadlocks with itself when it later calls selinux_audit_rule_match(). (BZ#1945123) * [mlx5] tc flower mpls match options does not work (BZ#1952061) * mlx5: missing patches for ct.rel (BZ#1952062) * CT HWOL: with OVN/OVS, intermittently, load balancer hairpin TCP packets get dropped for seconds in a row (BZ#1952065) * [Lenovo 8.3 bug] Blackscreen after clicking on "Settings" icon from top-right corner. (BZ#1952900) * RHEL 8.x missing uio upstream fix. (BZ#1952952) * Turbostat doesn't show any measured data on AMD Milan (BZ#1952987) * P620 no sound from front headset jack (BZ#1954545) * RHEL kernel 8.2 and higher are affected by data corruption bug in raid1 arrays using bitmaps. (BZ#1955188) * [net/sched] connection failed with DNAT + SNAT by tc action ct (BZ#1956458)
Updated packages:
  • bpftool-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-abi-stablelists-4.18.0-305.3.1.el8_4.noarch.rpm
  • kernel-core-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-cross-headers-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-debug-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-debug-core-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-debug-devel-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-debug-modules-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-debug-modules-extra-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-devel-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-doc-4.18.0-305.3.1.el8_4.noarch.rpm
  • kernel-headers-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-modules-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-modules-extra-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-tools-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-tools-libs-4.18.0-305.3.1.el8_4.x86_64.rpm
  • kernel-tools-libs-devel-4.18.0-305.3.1.el8_4.x86_64.rpm
  • perf-4.18.0-305.3.1.el8_4.x86_64.rpm
  • python3-perf-4.18.0-305.3.1.el8_4.x86_64.rpm
Notes:
This page is generated automatically and has not been checked for errors. For clarification or corrections please contact the AlmaLinux Packaging Team.