{"id":"CVE-2025-54952","aliases":["GHSA-33r8-vrx9-rmcv","PYSEC-2026-1351"],"url":"https://o3.security/vulnerability/CVE-2025-54952","summary":"ExecuTorch integer overflow vulnerability leads to code execution","details":"An integer overflow vulnerability in the loading of ExecuTorch models can cause smaller-than-expected memory regions to be allocated, potentially resulting in code execution or other undesirable effects. This issue affects ExecuTorch prior to commit 8f062d3f661e20bb19b24b767b9a9a46e8359f2b.","published":"2025-08-07T23:08:39.186Z","modified":"2026-08-12T10:47:23.502287Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"executorch","fixedVersion":null}],"fix":{"url":"https://github.com/pytorch/executorch/commit/8f062d3f661e20bb19b24b767b9a9a46e8359f2b","label":"pytorch/executorch@8f062d3"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/54xxx/CVE-2025-54952.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-54952"},{"type":"ADVISORY","url":"https://www.facebook.com/security/advisories/cve-2025-54952"},{"type":"FIX","url":"https://github.com/pytorch/executorch/commit/8f062d3f661e20bb19b24b767b9a9a46e8359f2b"},{"type":"PACKAGE","url":"https://github.com/pytorch/executorch"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T10:47:23.502287Z"}}