{"id":"GHSA-xv8x-pr4h-73jv","summary":"Memory corruption when returning a literal struct with a private call inside of it","details":"### Impact\n\nWhen performing a function call inside a literal struct, there is a memory corruption issue that occurs because of an incorrect pointer to the the top of the stack.\n\n### Patches\n0.3.0 / #2447\n\n*","aliases":["CVE-2021-41121","PYSEC-2021-365"],"modified":"2026-07-08T06:28:53.475803621Z","published":"2021-10-12T15:59:29Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2021-10-06T17:47:24Z","nvd_published_at":"2021-10-06T18:15:00Z","cwe_ids":["CWE-119"],"severity":"HIGH"},"references":[{"type":"WEB","url":"https://github.com/vyperlang/vyper/security/advisories/GHSA-xv8x-pr4h-73jv"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41121"},{"type":"WEB","url":"https://github.com/vyperlang/vyper/pull/2447"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/vyper/PYSEC-2021-365.yaml"},{"type":"PACKAGE","url":"https://github.com/vyperlang/vyper"}],"affected":[{"package":{"name":"vyper","ecosystem":"PyPI","purl":"pkg:pypi/vyper"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.3.0"}]}],"versions":["0.1.0b1","0.1.0b10","0.1.0b11","0.1.0b12","0.1.0b13","0.1.0b14","0.1.0b15","0.1.0b16","0.1.0b17","0.1.0b2","0.1.0b3","0.1.0b4","0.1.0b5","0.1.0b6","0.1.0b7","0.1.0b8","0.1.0b9","0.2.1","0.2.10","0.2.11","0.2.12","0.2.13","0.2.14","0.2.15","0.2.16","0.2.2","0.2.3","0.2.4","0.2.5","0.2.6","0.2.7","0.2.8","0.2.9"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/10/GHSA-xv8x-pr4h-73jv/GHSA-xv8x-pr4h-73jv.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}]}