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MediumVulnerability

CVE-2022-41890: TensorFlow crash in BCast::ToShape with input larger than int32

Identifier
CVE-2022-41890
Published
Record updated
View JSON
Affected
  • tensorflow < 2.8.4, fixed in 2.8.4, released November 16, 2022, 3 days before disclosure
  • tensorflow >= 2.9.0, < 2.9.3, fixed in 2.9.3, released November 16, 2022, 3 days before disclosure
  • tensorflow >= 2.10.0, < 2.10.1, fixed in 2.10.1, released November 16, 2022, 3 days before disclosure
  • and 6 more
Known exploitation
Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS
0.5%

Summary

TensorFlow's `BCast::ToShape` crashes when given input larger than an `int32`, although it is designed to handle values up to an `int64`. The bug can be reached through `tf.experimental.numpy.outer` by passing large input to parameter `b`.

Mitigation

Patched in GitHub commit 8310bf8dd188ff780e7fc53245058215a05bdbe5. The fix will be included in TensorFlow 2.11, and the commit will be cherry-picked to TensorFlow 2.10.1, 2.9.3 and 2.8.4.