Resource Exhaustion Affecting kernel-rt-kvm package, versions <0:4.18.0-193.rt13.51.el8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (34th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELRTKVM-3681698
  • published26 Jul 2021
  • disclosed18 Nov 2019

Introduced: 18 Nov 2019

CVE-2019-19045  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-rt-kvm to version 0:4.18.0-193.rt13.51.el8 or higher.
This issue was patched in RHSA-2020:1567.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-kvm package and not the kernel-rt-kvm package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A memory leak in the mlx5_fpga_conn_create_cq() function in drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c in the Linux kernel before 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering mlx5_vector2eqn() failures, aka CID-c8c2a057fdc7.

CVSS Scores

version 3.1