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Loop with Unreachable Exit Condition ('Infinite Loop') Affecting kernel-bootwrapper package, versions <0:3.10.0-514.26.1.el7

Severity

 Recommended
high

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    4.72% (93rd percentile)

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  • Snyk ID SNYK-RHEL7-KERNELBOOTWRAPPER-5154656
  • published 26 Jul 2021
  • disclosed 7 Feb 2017
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Introduced: 7 Feb 2017

CVE-2017-6214 Open this link in a new tab
CWE-835 Open this link in a new tab

How to fix?

Upgrade RHEL:7 kernel-bootwrapper to version 0:3.10.0-514.26.1.el7 or higher.
This issue was patched in RHSA-2017:1615.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-bootwrapper package and not the kernel-bootwrapper package as distributed by RHEL. See How to fix? for RHEL:7 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.