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Out-of-Bounds Affecting kernel-core package, versions <0:4.18.0-80.11.1.el8_0

Severity

 Recommended
0.0
high
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.05% (24th percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELCORE-1990664
  • published 26 Jul 2021
  • disclosed 24 Jun 2019
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Introduced: 24 Jun 2019

CVE-2019-12817 Open this link in a new tab
CWE-119 Open this link in a new tab
CWE-125 Open this link in a new tab
CWE-787 Open this link in a new tab

How to fix?

Upgrade Centos:8 kernel-core to version 0:4.18.0-80.11.1.el8_0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-core package and not the kernel-core package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another's virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected.

References

CVSS Scores

version 3.1
Expand this section

NVD

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