RHSA-2019:2828: Important: kernel-rt security update
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.Security Fix(es): A buffer overflow flaw was found in the way Linux kernel's vhost functionality that translates virtqueue buffers to IOVs, logged the buffer descriptors during migration. A privileged guest user able to pass descriptors with invalid length to the host when migration is underway, could use this flaw to increase their privileges on the host. (CVE-2019-14835)
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2019:2828?
The severity of RHSA-2019:2828 is classified as important.
How do I fix RHSA-2019:2828?
You can resolve RHSA-2019:2828 by updating to the kernel-rt package version 4.18.0-80.11.2.rt9.157.el8_0 or later.
What types of packages are affected by RHSA-2019:2828?
RHSA-2019:2828 affects several kernel-rt packages, including kernel-rt, kernel-rt-core, kernel-rt-debug, and their respective debug and module packages.
What vulnerability does RHSA-2019:2828 address?
RHSA-2019:2828 addresses a buffer overflow flaw in the Linux kernel's vhost functionality.
When was RHSA-2019:2828 released?
RHSA-2019:2828 was released on September 18, 2019.