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  5. CVE-2021-29617

CVE-2021-29617: Crash in `tf.strings.substr` due to `CHECK`-fail

May 21, 2021 (updated November 13, 2024)

An attacker can cause a denial of service via CHECK-fail in tf.strings.substr with invalid arguments:

import tensorflow as tf
tf.strings.substr(input='abc', len=1, pos=[1,-1])
import tensorflow as tf
tf.strings.substr(input='abc', len=1, pos=[1,2])

References

  • github.com/advisories/GHSA-mmq6-q8r3-48fm
  • github.com/pypa/advisory-database/tree/main/vulns/tensorflow-cpu/PYSEC-2021-545.yaml
  • github.com/pypa/advisory-database/tree/main/vulns/tensorflow-gpu/PYSEC-2021-743.yaml
  • github.com/pypa/advisory-database/tree/main/vulns/tensorflow/PYSEC-2021-254.yaml
  • github.com/tensorflow/issues/46900
  • github.com/tensorflow/issues/46974
  • github.com/tensorflow/tensorflow
  • github.com/tensorflow/tensorflow/commit/890f7164b70354c57d40eda52dcdd7658677c09f
  • github.com/tensorflow/tensorflow/security/advisories/GHSA-mmq6-q8r3-48fm
  • nvd.nist.gov/vuln/detail/CVE-2021-29617

Code Behaviors & Features

Detect and mitigate CVE-2021-29617 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 2.1.4, all versions starting from 2.2.0 before 2.2.3, all versions starting from 2.3.0 before 2.3.3, all versions starting from 2.4.0 before 2.4.2

Fixed versions

  • 2.1.4
  • 2.2.3
  • 2.3.3
  • 2.4.2

Solution

Upgrade to versions 2.1.4, 2.2.3, 2.3.3, 2.4.2 or above.

Impact 5.5 MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-755: Improper Handling of Exceptional Conditions

Source file

pypi/tensorflow-cpu/CVE-2021-29617.yml

Spotted a mistake? Edit the file on GitLab.

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