{"data":{"id":"93d320be-7f14-4ef0-9293-3107680325cd","title":"CVE-2021-37667: TensorFlow is an end-to-end open source platform for machine learning. In affected versions an attacker can cause…","summary":"TensorFlow's tf.raw_ops.UnicodeEncode reads the first dimension of the input_splits tensor before checking that the tensor is not empty. An attacker can use this to cause undefined behavior by binding a reference to a null pointer, tracked as CVE-2021-37667.","solution":"Patched in GitHub commit 2e0ee46f1a47675152d3d865797a18358881d7a6. The fix will be included in TensorFlow 2.6.0, and the commit will be cherry-picked to TensorFlow 2.5.1, TensorFlow 2.4.3, and TensorFlow 2.3.4.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-37667","publishedAt":"2021-08-13T02:15:08.340Z","cveId":"CVE-2021-37667","cweIds":["CWE-824"],"cvssScore":"7.8","cvssSeverity":"high","severity":"high","attackType":["other"],"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":["Google"],"affectedVendorsRaw":["TensorFlow"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":"TensorFlow undefined behavior via null pointer in tf.raw_ops.UnicodeEncode","headlinePromptVersion":"h1","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":"unknown","epssScore":0.00173,"epssCheckedAt":"2026-11-04T12:08:34.339Z","kevDateAdded":null,"advisoryAliases":["GHSA-w74j-v8xh-3w5h"],"affectedPackagesSource":"ghsa","affectedPackagesCheckedAt":"2026-10-10T03:59:32.561Z","patchAvailable":true,"disclosureDate":null,"fixReleasedAt":"2021-08-10T21:51:35.142Z","daysToFix":-3,"fixCheckedAt":"2026-10-29T21:50:36.369Z","capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":["availability","integrity"],"aiComponentTargeted":"framework","llmSpecific":false,"classifierConfidence":0.95,"researchCategory":null,"atlasIds":null,"fixes":[{"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":"2026-10-29T21:50:36.201Z"},{"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":"2026-10-29T21:50:36.201Z"},{"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":"2026-10-29T21:50:36.201Z"},{"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":"2026-10-29T21:50:36.201Z"},{"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":"2026-10-29T21:50:36.201Z"},{"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":"2026-10-29T21:50:36.201Z"},{"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":"2026-10-29T21:50:36.201Z"},{"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":"2026-10-29T21:50:36.201Z"},{"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":"2026-10-29T21:50:36.201Z"}]}}