{"action":"Upgrade tensorflow-cpu to 2.3.4 or later.","affected":[{"fixed":"2.3.4","introduced":"0"},{"fixed":"2.4.3","introduced":"2.4.0"},{"fixed":"2.5.1","introduced":"2.5.0"}],"component":"tensorflow-cpu","cve_ids":["CVE-2021-37643"],"ecosystem":"PyPI","epss":0.0016,"exploited":false,"fixed_versions":["2.3.4","2.4.3","2.5.1"],"ghsa_id":"GHSA-fcwc-p4fc-c5cc","id":"tcs_01M5KFF2VMXVFZPBSDQSNPHBTB","modified_at":"2026-07-08T06:30:01.959556708Z","published_at":"2021-08-25T14:43:42Z","references":["https://osv.dev/vulnerability/GHSA-fcwc-p4fc-c5cc","https://github.com/tensorflow/tensorflow/security/advisories/GHSA-fcwc-p4fc-c5cc","https://nvd.nist.gov/vuln/detail/CVE-2021-37643","https://github.com/tensorflow/tensorflow/commit/482da92095c4d48f8784b1f00dda4f81c28d2988","https://github.com/pypa/advisory-database/tree/main/vulns/tensorflow-cpu/PYSEC-2021-556.yaml","https://github.com/pypa/advisory-database/tree/main/vulns/tensorflow-gpu/PYSEC-2021-754.yaml","https://github.com/pypa/advisory-database/tree/main/vulns/tensorflow/PYSEC-2021-265.yaml","https://github.com/tensorflow/tensorflow"],"severity":{"label":"high","score":7.7},"sources":[{"source":"osv","source_id":"GHSA-fcwc-p4fc-c5cc#PyPI/tensorflow-cpu","url":"https://osv.dev/vulnerability/GHSA-fcwc-p4fc-c5cc"}],"summary":"Null pointer dereference in `MatrixDiagPartOp`"}