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Resource Exhaustion Affecting kernel-rt-devel package, versions <0:3.10.0-693.17.1.rt56.636.el7

Severity

 Recommended
high

Based on CentOS security rating

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    0.04% (1st percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELRTDEVEL-2097304
  • published 26 Jul 2021
  • disclosed 1 Apr 2017
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Introduced: 1 Apr 2017

CVE-2017-7472 Open this link in a new tab
CWE-400 Open this link in a new tab

How to fix?

Upgrade Centos:7 kernel-rt-devel to version 0:3.10.0-693.17.1.rt56.636.el7 or higher.

NVD Description

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

The KEYS subsystem in the Linux kernel before 4.10.13 allows local users to cause a denial of service (memory consumption) via a series of KEY_REQKEY_DEFL_THREAD_KEYRING keyctl_set_reqkey_keyring calls.

References