Race Condition Affecting kernel-tools-devel package, versions <0:4.14.114-105.126.amzn2


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.57% (79th percentile)

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  • Snyk IDSNYK-AMZN2-KERNELTOOLSDEVEL-1670284
  • published27 Sept 2021
  • disclosed8 May 2019

Introduced: 8 May 2019

CVE-2019-11815  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 kernel-tools-devel to version 0:4.14.114-105.126.amzn2 or higher.
This issue was patched in ALAS2-2019-1212.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-tools-devel package and not the kernel-tools-devel package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

An issue was discovered in rds_tcp_kill_sock in net/rds/tcp.c in the Linux kernel before 5.0.8. There is a race condition leading to a use-after-free, related to net namespace cleanup.

CVSS Scores

version 3.1