{"data":{"id":"d910afe7-5246-4a8e-9b16-99ec8cd2d79b","title":"CVE-2020-26270: In affected versions of TensorFlow running an LSTM/GRU model where the LSTM/GRU layer receives an input with…","summary":"CVE-2020-26270 affects TensorFlow versions running an LSTM/GRU model on the CUDA backend. When the LSTM/GRU layer receives a zero-length input, a CHECK failure occurs, which can cause a denial of service if users can control that input.","solution":"This is fixed in versions 1.15.5, 2.0.4, 2.1.3, 2.2.2, 2.3.2, and 2.4.0.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2020-26270","publishedAt":"2020-12-11T04:15:12.973Z","cveId":"CVE-2020-26270","cweIds":["CWE-20","CWE-20"],"cvssScore":"4.4","cvssSeverity":"medium","severity":"medium","attackType":["denial_of_service"],"issueType":"vulnerability","affectedPackages":["tensorflow@< 1.15.5 (fixed: 1.15.5)","tensorflow@>= 2.0.0, < 2.0.4 (fixed: 2.0.4)","tensorflow@>= 2.1.0, < 2.1.3 (fixed: 2.1.3)","tensorflow@>= 2.2.0, < 2.2.2 (fixed: 2.2.2)","tensorflow@>= 2.3.0, < 2.3.2 (fixed: 2.3.2)","tensorflow-cpu@< 1.15.5 (fixed: 1.15.5)","tensorflow-cpu@>= 2.0.0, < 2.0.4 (fixed: 2.0.4)","tensorflow-cpu@>= 2.1.0, < 2.1.3 (fixed: 2.1.3)","tensorflow-cpu@>= 2.2.0, < 2.2.2 (fixed: 2.2.2)","tensorflow-cpu@>= 2.3.0, < 2.3.2 (fixed: 2.3.2)","tensorflow-gpu@< 1.15.5 (fixed: 1.15.5)","tensorflow-gpu@>= 2.0.0, < 2.0.4 (fixed: 2.0.4)","tensorflow-gpu@>= 2.1.0, < 2.1.3 (fixed: 2.1.3)","tensorflow-gpu@>= 2.2.0, < 2.2.2 (fixed: 2.2.2)","tensorflow-gpu@>= 2.3.0, < 2.3.2 (fixed: 2.3.2)"],"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 LSTM/GRU layer denial of service from zero-length input","headlinePromptVersion":"h1","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":"unknown","epssScore":0.00173,"epssCheckedAt":"2026-11-04T18:09:13.788Z","kevDateAdded":null,"advisoryAliases":["GHSA-m648-33qf-v3gp"],"affectedPackagesSource":"ghsa","affectedPackagesCheckedAt":"2026-10-10T04:00:48.120Z","patchAvailable":true,"disclosureDate":null,"fixReleasedAt":"2021-01-06T16:58:42.007Z","daysToFix":26,"fixCheckedAt":"2026-10-29T21:52:26.629Z","capecIds":null,"crossRefCount":0,"attackSophistication":"trivial","impactType":["availability"],"aiComponentTargeted":"framework","llmSpecific":false,"classifierConfidence":0.95,"researchCategory":null,"atlasIds":null,"fixes":[{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"2.1.3","matchedVersion":"2.1.3","fixReleasedAt":"2021-01-06T16:58:52.843Z","daysToFix":26,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"2.1.3","matchedVersion":"2.1.3","fixReleasedAt":"2021-01-06T17:01:46.060Z","daysToFix":26,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"2.3.2","matchedVersion":"2.3.2","fixReleasedAt":"2021-01-06T18:23:24.180Z","daysToFix":26,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"2.2.2","matchedVersion":"2.2.2","fixReleasedAt":"2021-01-06T18:20:40.368Z","daysToFix":26,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"1.15.5","matchedVersion":"1.15.5","fixReleasedAt":"2021-01-06T17:16:34.769Z","daysToFix":26,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"2.1.3","matchedVersion":"2.1.3","fixReleasedAt":"2021-01-06T18:19:33.614Z","daysToFix":26,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"1.15.5","matchedVersion":"1.15.5","fixReleasedAt":"2021-01-06T17:17:53.247Z","daysToFix":26,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"2.3.2","matchedVersion":"2.3.2","fixReleasedAt":"2021-01-06T17:04:17.976Z","daysToFix":26,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"2.0.4","matchedVersion":"2.0.4","fixReleasedAt":"2021-01-06T16:58:42.007Z","daysToFix":26,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"2.2.2","matchedVersion":"2.2.2","fixReleasedAt":"2021-01-06T16:59:17.822Z","daysToFix":26,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"1.15.5","matchedVersion":null,"fixReleasedAt":null,"daysToFix":null,"match":"ecosystem","source":"registry","status":"version_not_found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"2.3.2","matchedVersion":"2.3.2","fixReleasedAt":"2021-01-06T16:59:41.644Z","daysToFix":26,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"2.0.4","matchedVersion":null,"fixReleasedAt":null,"daysToFix":null,"match":"ecosystem","source":"registry","status":"version_not_found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"2.2.2","matchedVersion":"2.2.2","fixReleasedAt":"2021-01-06T17:05:10.047Z","daysToFix":26,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"},{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"2.0.4","matchedVersion":"2.0.4","fixReleasedAt":"2021-01-06T17:00:10.896Z","daysToFix":26,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:52:26.475Z"}]}}