Resource Exhaustion Affecting kernel-rt-modules-extra package, versions <0:4.18.0-147.rt24.93.el8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.11% (46th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELRTMODULESEXTRA-3486228
  • published26 Jul 2021
  • disclosed30 Sept 2019

Introduced: 30 Sep 2019

CVE-2019-16994  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-rt-modules-extra to version 0:4.18.0-147.rt24.93.el8 or higher.
This issue was patched in RHSA-2019:3309.

NVD Description

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

In the Linux kernel before 5.0, a memory leak exists in sit_init_net() in net/ipv6/sit.c when register_netdev() fails to register sitn->fb_tunnel_dev, which may cause denial of service, aka CID-07f12b26e21a.

CVSS Scores

version 3.1