Improper Cleanup on Thrown Exception Affecting kernel-rt-trace-devel package, versions <0:3.10.0-862.2.3.rt56.806.el7


Severity

0.0
high
0
10

    Threat Intelligence

    EPSS
    0.06% (27th percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELRTTRACEDEVEL-2103561
  • published 26 Jul 2021
  • disclosed 1 May 2018

How to fix?

Upgrade Centos:7 kernel-rt-trace-devel to version 0:3.10.0-862.2.3.rt56.806.el7 or higher.

NVD Description

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

The Linux Kernel version 3.18 contains a dangerous feature vulnerability in modify_user_hw_breakpoint() that can result in crash and possibly memory corruption. This attack appear to be exploitable via local code execution and the ability to use ptrace. This vulnerability appears to have been fixed in git commit f67b15037a7a50c57f72e69a6d59941ad90a0f0f.

CVSS Scores

version 3.1
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Snyk

7.8 high
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Changed
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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NVD

5.5 medium
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SUSE

7.1 high
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Red Hat

7.8 high