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Out-of-Bounds Affecting kernel-rt-debug package, versions <0:3.10.0-514.26.1.rt56.442.el7

Severity

 Recommended
0.0
high
0
10

Based on CentOS security rating

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    0.24% (63rd percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELRTDEBUG-2082091
  • published 26 Jul 2021
  • disclosed 19 Jun 2017
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Introduced: 19 Jun 2017

CVE-2017-1000364 Open this link in a new tab
CWE-119 Open this link in a new tab

How to fix?

Upgrade Centos:7 kernel-rt-debug to version 0:3.10.0-514.26.1.rt56.442.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug package and not the kernel-rt-debug package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

An issue was discovered in the size of the stack guard page on Linux, specifically a 4k stack guard page is not sufficiently large and can be "jumped" over (the stack guard page is bypassed), this affects Linux Kernel versions 4.11.5 and earlier (the stackguard page was introduced in 2010).