{"id":"PYSEC-2026-1351","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.","aliases":["CVE-2025-54952","GHSA-33r8-vrx9-rmcv"],"modified":"2026-07-07T17:46:41.909935174Z","published":"2026-07-07T16:03:00.648100Z","references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-54952"},{"type":"WEB","url":"https://github.com/pytorch/executorch/commit/8f062d3f661e20bb19b24b767b9a9a46e8359f2b"},{"type":"PACKAGE","url":"https://github.com/pytorch/executorch"},{"type":"WEB","url":"https://www.facebook.com/security/advisories/cve-2025-54952"},{"type":"PACKAGE","url":"https://pypi.org/project/executorch"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-33r8-vrx9-rmcv"}],"affected":[{"package":{"name":"executorch","ecosystem":"PyPI","purl":"pkg:pypi/executorch"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.6.0"}]}],"versions":["0.1.0","0.1.2","0.2.0","0.2.1","0.3.0","0.4.0","0.5.0","0.6.0"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/executorch/PYSEC-2026-1351.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U"}]}