CVE-2020-26266

Medium

Description

In affected versions of TensorFlow under certain cases a saved model can trigger use of uninitialized values during code execution. This is caused by having tensor buffers be filled with the default value of the type but forgetting to default initialize the quantized floating point types in Eigen. This is fixed in versions 1.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2, and 2.4.0.

SeverityMedium
CVSS4.4
Exploit probability—
ProductGoogle Tensorflow
PublishedDec 10, 2020
First seenDec 10, 2020
Weakness typeCWE-908CWE-908

How to fix

Update
  • google tensorflow1.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2 or later
  • tensorflow1.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2 or later
  • tensorflow-cpu1.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2 or later
  • tensorflow-gpu1.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2 or later

Affected products

ProductAffected versionsFixed in
google tensorflowv < 1.15.5, 2.0.0 ≤ v < 2.0.4, 2.1.0 ≤ v < 2.1.3, 2.2.0 ≤ v < 2.2.2, 2.3.0 ≤ v < 2.3.21.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2
tensorflowPyPIv < 1.15.5, 2.0.0 ≤ v < 2.0.4, 2.1.0 ≤ v < 2.1.3, 2.2.0 ≤ v < 2.2.2, 2.3.0 ≤ v < 2.3.21.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2
tensorflow-cpuPyPIv < 1.15.5, 2.0.0 ≤ v < 2.0.4, 2.1.0 ≤ v < 2.1.3, 2.2.0 ≤ v < 2.2.2, 2.3.0 ≤ v < 2.3.21.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2
tensorflow-gpuPyPIv < 1.15.5, 2.0.0 ≤ v < 2.0.4, 2.1.0 ≤ v < 2.1.3, 2.2.0 ≤ v < 2.2.2, 2.3.0 ≤ v < 2.3.21.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2

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