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CVE-2021-41203: Missing validation during checkpoint loading

November 10, 2021 (updated November 13, 2024)

An attacker can trigger undefined behavior, integer overflows, segfaults and CHECK-fail crashes if they can change saved checkpoints from outside of TensorFlow.

This is because the checkpoints loading infrastructure is missing validation for invalid file formats.

References

  • github.com/advisories/GHSA-7pxj-m4jf-r6h2
  • github.com/pypa/advisory-database/tree/main/vulns/tensorflow-cpu/PYSEC-2021-613.yaml
  • github.com/pypa/advisory-database/tree/main/vulns/tensorflow-gpu/PYSEC-2021-811.yaml
  • github.com/pypa/advisory-database/tree/main/vulns/tensorflow/PYSEC-2021-396.yaml
  • github.com/tensorflow/tensorflow
  • github.com/tensorflow/tensorflow/commit/368af875869a204b4ac552b9ddda59f6a46a56ec
  • github.com/tensorflow/tensorflow/commit/abcced051cb1bd8fb05046ac3b6023a7ebcc4578
  • github.com/tensorflow/tensorflow/commit/b619c6f865715ca3b15ef1842b5b95edbaa710ad
  • github.com/tensorflow/tensorflow/commit/e8dc63704c88007ee4713076605c90188d66f3d2
  • github.com/tensorflow/tensorflow/security/advisories/GHSA-7pxj-m4jf-r6h2
  • nvd.nist.gov/vuln/detail/CVE-2021-41203

Code Behaviors & Features

Detect and mitigate CVE-2021-41203 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 2.4.4, all versions starting from 2.5.0 before 2.5.2, all versions starting from 2.6.0 before 2.6.1

Fixed versions

  • 2.6.1
  • 2.5.2
  • 2.4.4

Solution

Upgrade to versions 2.4.4, 2.5.2, 2.6.1 or above.

Impact 7.8 HIGH

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

Learn more about CVSS

Weakness

  • CWE-190: Integer Overflow or Wraparound
  • CWE-345: Insufficient Verification of Data Authenticity

Source file

pypi/tensorflow-cpu/CVE-2021-41203.yml

Spotted a mistake? Edit the file on GitLab.

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