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Incorrect Authorization Affecting kernel-rt-debug package, versions <0:3.10.0-862.rt56.804.el7

Severity

 Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS7-KERNELRTDEBUG-2098621
  • published26 Jul 2021
  • disclosed20 Aug 2017
Report a new vulnerability Found a mistake?

Introduced: 20 Aug 2017

CVE-2017-14140  (opens in a new tab)
CWE-863  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Centos:7 kernel-rt-debug to version 0:3.10.0-862.rt56.804.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.

The move_pages system call in mm/migrate.c in the Linux kernel before 4.12.9 doesn't check the effective uid of the target process, enabling a local attacker to learn the memory layout of a setuid executable despite ASLR.