Out-of-bounds Read Affecting tensorflow-cpu package, versions [2.0.0, 2.0.3)[2.1.0, 2.1.2)[2.2.0, 2.2.1)[2.3.0, 2.3.1)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

EPSS
0.27% (69th percentile)

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  • Snyk IDSNYK-PYTHON-TENSORFLOWCPU-1013499
  • published28 Sept 2020
  • disclosed25 Sept 2020
  • creditAivul Team from Qihoo 360

Introduced: 25 Sep 2020

CVE-2020-15207  (opens in a new tab)
CWE-125  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade tensorflow-cpu to version 2.0.3, 2.1.2, 2.2.1, 2.3.1 or higher.

Overview

tensorflow-cpu is a machine learning framework.

Affected versions of this package are vulnerable to Out-of-bounds Read. To mimic Python's indexing with negative values, TFLite uses ResolveAxis to convert negative values to positive indices. However, the only check that the converted index is now valid is only present in debug builds. If the DCHECK does not trigger, then code execution moves ahead with a negative index. This, in turn, results in accessing data out of bounds which results in segfaults and/or data corruption.

References

CVSS Scores

version 3.1