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  5. CVE-2022-23559

CVE-2022-23559: Integer overflow in TFLite

February 9, 2022 (updated November 13, 2024)

An attacker can craft a TFLite model that would cause an integer overflow in embedding lookup operations:

int embedding_size = 1;
int lookup_size = 1;
for (int i = 0; i < lookup_rank - 1; i++, k++) {
const int dim = dense_shape->data.i32[i];
lookup_size *= dim;
output_shape->data[k] = dim;
}
for (int i = 1; i < embedding_rank; i++, k++) {
const int dim = SizeOfDimension(value, i);
embedding_size *= dim;
output_shape->data[k] = dim;
}

Both embedding_size and lookup_size are products of values provided by the user. Hence, a malicious user could trigger overflows in the multiplication.

In certain scenarios, this can then result in heap OOB read/write.

References

  • github.com/advisories/GHSA-98p5-x8x4-c9m5
  • github.com/pypa/advisory-database/tree/main/vulns/tensorflow-cpu/PYSEC-2022-68.yaml
  • github.com/pypa/advisory-database/tree/main/vulns/tensorflow-gpu/PYSEC-2022-123.yaml
  • github.com/tensorflow/tensorflow
  • github.com/tensorflow/tensorflow/blob/ca6f96b62ad84207fbec580404eaa7dd7403a550/tensorflow/lite/kernels/embedding_lookup_sparse.cc
  • github.com/tensorflow/tensorflow/commit/1de49725a5fc4e48f1a3b902ec3599ee99283043
  • github.com/tensorflow/tensorflow/commit/a4e401da71458d253b05e41f28637b65baf64be4
  • github.com/tensorflow/tensorflow/commit/f19be71717c497723ba0cea0379e84f061a75e01
  • github.com/tensorflow/tensorflow/security/advisories/GHSA-98p5-x8x4-c9m5
  • nvd.nist.gov/vuln/detail/CVE-2022-23559

Code Behaviors & Features

Detect and mitigate CVE-2022-23559 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 2.5.3, all versions starting from 2.6.0 before 2.6.3, all versions starting from 2.7.0 before 2.7.1, version 2.7.0

Fixed versions

  • 2.5.3
  • 2.6.3
  • 2.7.1

Solution

Upgrade to versions 2.5.3, 2.6.3, 2.7.1 or above.

Impact 8.8 HIGH

CVSS:3.1/AV:N/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

Source file

pypi/tensorflow/CVE-2022-23559.yml

Spotted a mistake? Edit the file on GitLab.

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