{"id":"CVE-2025-6272","summary":"wasm3 m3_compile.c MarkSlotAllocated out-of-bounds write","details":"A vulnerability has been found in wasm3 0.5.0 and classified as problematic. This vulnerability affects the function MarkSlotAllocated of the file source/m3_compile.c. The manipulation leads to out-of-bounds write. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.","aliases":["GHSA-rrmw-gv85-w824","PYSEC-2025-186"],"modified":"2026-08-12T03:51:16.044987991Z","published":"2025-06-19T18:00:11.510Z","database_specific":{"cna_assigner":"VulDB","cwe_ids":["CWE-119","CWE-787"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/6xxx/CVE-2025-6272.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/6xxx/CVE-2025-6272.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-6272"},{"type":"ADVISORY","url":"https://vuldb.com/?id.313276"},{"type":"ADVISORY","url":"https://vuldb.com/?submit.593008"},{"type":"REPORT","url":"https://github.com/wasm3/wasm3/issues/531"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.313276"},{"type":"EVIDENCE","url":"https://github.com/user-attachments/files/19516600/wasm3_crash.txt"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wasm3/wasm3","events":[{"introduced":"6b8bcb1e07bf26ebef09a7211b0a37a446eafd52"},{"last_affected":"6b8bcb1e07bf26ebef09a7211b0a37a446eafd52"}],"database_specific":{"source":["AFFECTED_FIELD","CPE_STRING"],"cpe":"cpe:2.3:a:wasm3_project:wasm3:0.5.0:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.5.0"},{"last_affected":"0.5.0"}]}}],"versions":["0.5.0","v0.5.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-6272.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P"}]}