Out-of-Bounds Affecting torvalds/linux package, versions [,5.1.15)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.05% (25th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3006024
  • published26 Jan 2022
  • disclosed25 Jun 2019
  • creditUnknown

Introduced: 25 Jun 2019

CVE-2019-12817  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 5.1.15 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-Bounds 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

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