RHSA-2020:2102 — Security Advisory

An update for kernel is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

• Kernel: NetLabel: null pointer dereference while receiving CIPSO packet with null category may cause kernel panic (CVE-2020-10711)

• Kernel: s390: page table upgrade in secondary address mode may lead to privilege escalation (CVE-2020-11884)

• Kernel: kvm: nVMX: L2 guest may trick the L0 hypervisor to access sensitive L1 resources (CVE-2020-2732)

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):

• [RHEL8.2][Azure]Commits to resolve high network latency (BZ#1817945)

• cpu.share scheduling performance issue (BZ#1819909)

• [DELL 8.2 BUG] [WD 19 SC/DC/TBT] ALSA: Microphone can't record via front port after suspend (BZ#1821376)