{"data":{"id":"484a6af5-790e-4ef6-8251-f852dd712478","title":"CVE-2021-37646: TensorFlow is an end-to-end open source platform for machine learning. In affected versions the implementation of…","summary":"In affected TensorFlow versions, `tf.raw_ops.StringNGrams` has an integer overflow. Negative `ngram_widths` supplied by a user are implicitly converted from a signed to an unsigned value when `reserve` calls `TF_TString_Reserve`, producing a very large allocation size.","solution":"Patched in GitHub commit c283e542a3f422420cfdb332414543b62fc4e4a5. The fix will be included in TensorFlow 2.6.0, and the commit will be cherry-picked to TensorFlow 2.5.1, 2.4.3 and 2.3.4.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-37646","publishedAt":"2021-08-13T01:15:07.983Z","cveId":"CVE-2021-37646","cweIds":["CWE-681"],"cvssScore":"5.5","cvssSeverity":"medium","severity":"medium","attackType":["denial_of_service"],"issueType":"vulnerability","affectedPackages":["tensorflow@< 2.3.4 (fixed: 2.3.4)","tensorflow@>= 2.4.0, < 2.4.3 (fixed: 2.4.3)","tensorflow@= 2.5.0 (fixed: 2.5.1)","tensorflow-cpu@< 2.3.4 (fixed: 2.3.4)","tensorflow-cpu@>= 2.4.0, < 2.4.3 (fixed: 2.4.3)","tensorflow-cpu@= 2.5.0 (fixed: 2.5.1)","tensorflow-gpu@< 2.3.4 (fixed: 2.3.4)","tensorflow-gpu@>= 2.4.0, < 2.4.3 (fixed: 2.4.3)","tensorflow-gpu@= 2.5.0 (fixed: 2.5.1)"],"affectedPackageNames":["tensorflow","tensorflow-cpu","tensorflow-gpu"],"affectedPackageRefs":["pypi:tensorflow","pypi:tensorflow-cpu","pypi:tensorflow-gpu"],"affectedVendors":[],"affectedVendorsRaw":["TensorFlow"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":"TensorFlow integer overflow in tf.raw_ops.StringNGrams memory allocation","headlinePromptVersion":"h1","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":"unknown","epssScore":0.00154,"epssCheckedAt":"2026-11-04T06:10:14.546Z","kevDateAdded":null,"advisoryAliases":["GHSA-h6jh-7gv5-28vg"],"affectedPackagesSource":"ghsa","affectedPackagesCheckedAt":"2026-10-10T03:59:40.590Z","patchAvailable":true,"disclosureDate":null,"fixReleasedAt":"2021-08-10T21:51:35.142Z","daysToFix":-3,"fixCheckedAt":"2026-10-29T21:50:48.384Z","capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":["availability","integrity"],"aiComponentTargeted":"framework","llmSpecific":false,"classifierConfidence":0.9,"researchCategory":null,"atlasIds":null,"fixes":[{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"2.5.1","matchedVersion":"2.5.1","fixReleasedAt":"2021-08-10T21:58:54.547Z","daysToFix":-3,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:50:48.229Z"},{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"2.3.4","matchedVersion":"2.3.4","fixReleasedAt":"2021-08-10T21:51:35.142Z","daysToFix":-3,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:50:48.229Z"},{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"2.3.4","matchedVersion":"2.3.4","fixReleasedAt":"2021-08-10T21:54:46.058Z","daysToFix":-3,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:50:48.229Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"2.4.3","matchedVersion":"2.4.3","fixReleasedAt":"2021-08-10T21:53:37.078Z","daysToFix":-3,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:50:48.229Z"},{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"2.4.3","matchedVersion":"2.4.3","fixReleasedAt":"2021-08-10T21:52:30.867Z","daysToFix":-3,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:50:48.229Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"2.3.4","matchedVersion":"2.3.4","fixReleasedAt":"2021-08-10T21:52:20.445Z","daysToFix":-3,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:50:48.229Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"2.5.1","matchedVersion":"2.5.1","fixReleasedAt":"2021-08-10T21:53:19.960Z","daysToFix":-3,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:50:48.229Z"},{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"2.4.3","matchedVersion":"2.4.3","fixReleasedAt":"2021-08-10T21:57:52.135Z","daysToFix":-3,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:50:48.229Z"},{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"2.5.1","matchedVersion":"2.5.1","fixReleasedAt":"2021-08-10T21:51:57.218Z","daysToFix":-3,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:50:48.229Z"}]}}