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MediumVulnerability

CVE-2021-37680: TensorFlow Lite division by zero in fully connected layers

Identifier
CVE-2021-37680
Published
Record updated
View JSON
Affected
  • tensorflow < 2.3.4, fixed in 2.3.4, released August 10, 2021, 3 days before disclosure
  • tensorflow >= 2.4.0, < 2.4.3, fixed in 2.4.3, released August 10, 2021, 3 days before disclosure
  • tensorflow = 2.5.0, fixed in 2.5.1, released August 10, 2021, 3 days before disclosure
  • and 6 more
Known exploitation
Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS
0.2%

Summary

TensorFlow's TFLite implementation of fully connected layers contains a division by zero error in affected versions. The maintainers patched it in GitHub commit 718721986aa137691ee23f03638867151f74935f.

Mitigation

Fix included in TensorFlow 2.6.0. The commit will also be cherry-picked to TensorFlow 2.5.1, TensorFlow 2.4.3, and TensorFlow 2.3.4.