Medium severity · published Nov 5, 2021
CVE-2021-41202
TensorFlow is an open source platform for machine learning
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
TensorFlow is an open source platform for machine learning. In affected versions while calculating the size of the output within the `tf.range` kernel, there is a conditional statement of type `int64 = condition ? int64 : double`. Due to C++ implicit conversion rules, both branches of the condition will be cast to `double` and the result would be truncated before the assignment. This result in overflows. The fix will be included in TensorFlow 2.7.0. We will also cherrypick this commit on TensorFlow 2.6.1, TensorFlow 2.5.2, and TensorFlow 2.4.4, as these are also affected and still in supported range.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TE
Tensorflow · Google
2.4.0 before 2.4.4; 2.5.0 before 2.5.2; 2.6.0 before 2.6.1; 2.7.0; 2.7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-41202
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-41202
Patch
https://github.com/tensorflow/tensorflow/commit/1b0e0ec27e7895b9985076eab32445026ae5ca94
Patch
https://github.com/tensorflow/tensorflow/commit/6d94002a09711d297dbba90390d5482b76113899
Issue Tracking
https://github.com/tensorflow/tensorflow/issues/46889
Issue Tracking
https://github.com/tensorflow/tensorflow/issues/46912
Third Party Advisory
https://github.com/tensorflow/tensorflow/security/advisories/GHSA-xrqm-fpgr-6hhx
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