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Loop with Unreachable Exit Condition ('Infinite Loop') Affecting kernel-debuginfo package, versions <0:4.4.51-40.58.amzn1

Severity

 Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
4.72% (93rd percentile)

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  • Snyk IDSNYK-AMZN201803-KERNELDEBUGINFO-1705225
  • published27 Sept 2021
  • disclosed23 Feb 2017
Report a new vulnerability Found a mistake?

Introduced: 23 Feb 2017

CVE-2017-6214  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 kernel-debuginfo to version 0:4.4.51-40.58.amzn1 or higher.
This issue was patched in ALAS-2017-805.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debuginfo package and not the kernel-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

The tcp_splice_read function in net/ipv4/tcp.c in the Linux kernel before 4.9.11 allows remote attackers to cause a denial of service (infinite loop and soft lockup) via vectors involving a TCP packet with the URG flag.