7.1
CVSSv3

CVE-2020-15193

Published: 25/09/2020 Updated: 18/11/2021
CVSS v2 Base Score: 5.5 | Impact Score: 4.9 | Exploitability Score: 8
CVSS v3 Base Score: 7.1 | Impact Score: 4.2 | Exploitability Score: 2.8
VMScore: 490
Vector: AV:N/AC:L/Au:S/C:N/I:P/A:P

Vulnerability Summary

In Tensorflow prior to 2.2.1 and 2.3.1, the implementation of `dlpack.to_dlpack` can be made to use uninitialized memory resulting in further memory corruption. This is because the pybind11 glue code assumes that the argument is a tensor. However, there is nothing stopping users from passing in a Python object instead of a tensor. The uninitialized memory address is due to a `reinterpret_cast` Since the `PyObject` is a Python object, not a TensorFlow Tensor, the cast to `EagerTensor` fails. The issue is patched in commit 22e07fb204386768e5bcbea563641ea11f96ceb8 and is released in TensorFlow versions 2.2.1, or 2.3.1.

Vulnerability Trend

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google tensorflow 2.2.0

google tensorflow 2.3.0

opensuse leap 15.2