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Integer Overflow or Wraparound Affecting kernel-bootwrapper package, versions <0:3.10.0-693.5.2.el7

Severity

 Recommended
high

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.04% (6th percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELBOOTWRAPPER-2093583
  • published 26 Jul 2021
  • disclosed 19 Jul 2017
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Introduced: 19 Jul 2017

CVE-2017-7542 Open this link in a new tab
CWE-190 Open this link in a new tab
CWE-835 Open this link in a new tab

How to fix?

Upgrade Centos:7 kernel-bootwrapper to version 0:3.10.0-693.5.2.el7 or higher.

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 Centos. See How to fix? for Centos:7 relevant fixed versions and status.

The ip6_find_1stfragopt function in net/ipv6/output_core.c in the Linux kernel through 4.12.3 allows local users to cause a denial of service (integer overflow and infinite loop) by leveraging the ability to open a raw socket.