{"data":{"id":"b80e8c29-6159-42ff-9dbe-d084355ef849","title":"CVE-2021-41219: TensorFlow is an open source platform for machine learning. In affected versions the code for sparse matrix…","summary":"TensorFlow's sparse matrix multiplication code binds a reference to nullptr when the dimensions of a or b are 0 or less. This is undefined behavior, and writing to the resulting empty output tensor can cause a heap out-of-bounds access.","solution":"The fix will be included in TensorFlow 2.7.0. The commit will also be cherry-picked to TensorFlow 2.6.1, TensorFlow 2.5.2, and TensorFlow 2.4.4.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-41219","publishedAt":"2021-11-06T01:15:09.137Z","cveId":"CVE-2021-41219","cweIds":["CWE-824","CWE-125"],"cvssScore":"7.8","cvssSeverity":"high","severity":"high","attackType":["other"],"issueType":"vulnerability","affectedPackages":["tensorflow@>= 2.6.0, < 2.6.1 (fixed: 2.6.1)","tensorflow@>= 2.5.0, < 2.5.2 (fixed: 2.5.2)","tensorflow@< 2.4.4 (fixed: 2.4.4)","tensorflow-cpu@>= 2.6.0, < 2.6.1 (fixed: 2.6.1)","tensorflow-cpu@>= 2.5.0, < 2.5.2 (fixed: 2.5.2)","tensorflow-cpu@< 2.4.4 (fixed: 2.4.4)","tensorflow-gpu@>= 2.6.0, < 2.6.1 (fixed: 2.6.1)","tensorflow-gpu@>= 2.5.0, < 2.5.2 (fixed: 2.5.2)","tensorflow-gpu@< 2.4.4 (fixed: 2.4.4)"],"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 sparse matrix multiplication undefined behavior from null reference","headlinePromptVersion":"h1","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":"unknown","epssScore":0.00211,"epssCheckedAt":"2026-11-04T12:08:35.508Z","kevDateAdded":null,"advisoryAliases":["GHSA-4f99-p9c2-3j8x"],"affectedPackagesSource":"ghsa","affectedPackagesCheckedAt":"2026-10-10T03:59:07.220Z","patchAvailable":true,"disclosureDate":null,"fixReleasedAt":"2021-11-01T20:00:24.697Z","daysToFix":-5,"fixCheckedAt":"2026-10-29T21:49:59.520Z","capecIds":["CAPEC-540"],"crossRefCount":0,"attackSophistication":"moderate","impactType":["integrity","availability"],"aiComponentTargeted":"framework","llmSpecific":false,"classifierConfidence":0.95,"researchCategory":null,"atlasIds":null,"fixes":[{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"2.4.4","matchedVersion":"2.4.4","fixReleasedAt":"2021-11-01T20:00:24.697Z","daysToFix":-5,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:49:59.366Z"},{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"2.5.2","matchedVersion":"2.5.2","fixReleasedAt":"2021-11-01T20:22:54.060Z","daysToFix":-5,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:49:59.366Z"},{"ecosystem":"pypi","name":"tensorflow","fixedVersion":"2.6.1","matchedVersion":"2.6.1","fixReleasedAt":"2021-11-01T20:30:07.568Z","daysToFix":-5,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:49:59.366Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"2.6.1","matchedVersion":"2.6.1","fixReleasedAt":"2021-11-01T20:42:57.767Z","daysToFix":-5,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:49:59.366Z"},{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"2.4.4","matchedVersion":"2.4.4","fixReleasedAt":"2021-11-01T20:46:50.113Z","daysToFix":-5,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:49:59.366Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"2.5.2","matchedVersion":"2.5.2","fixReleasedAt":"2021-11-01T20:39:19.248Z","daysToFix":-5,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:49:59.366Z"},{"ecosystem":"pypi","name":"tensorflow-cpu","fixedVersion":"2.4.4","matchedVersion":"2.4.4","fixReleasedAt":"2021-11-01T20:36:44.298Z","daysToFix":-5,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:49:59.366Z"},{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"2.5.2","matchedVersion":"2.5.2","fixReleasedAt":"2021-11-01T20:50:23.491Z","daysToFix":-5,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:49:59.366Z"},{"ecosystem":"pypi","name":"tensorflow-gpu","fixedVersion":"2.6.1","matchedVersion":"2.6.1","fixReleasedAt":"2021-11-01T20:55:41.969Z","daysToFix":-5,"match":"ecosystem","source":"registry","status":"found","checkedAt":"2026-10-29T21:49:59.366Z"}]}}