{"id":"CVE-2023-52284","aliases":["AZL-32276","EUVD-2023-56957","GHSA-4m88-fhx6-92j5"],"status":"published","title":"Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can...","description":"Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can have an \"double free or corruption\" error for a valid WebAssembly module because push_pop_frame_ref_offset is mishandled.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00318,"percentile":0.24953,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-415"],"published":"2023-12-31T00:00:00Z","modified":"2026-10-28T02:30:24Z","fixes":[{"ecosystem":"Azure Linux:2","package":"fluent-bit","fixed_in":["2.1.10-3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Azure Linux:2","package":"fluent-bit","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.10-3"}]}]}],"products":[{"vendor":"bytecodealliance","product":"webassembly_micro_runtime"}],"references":[{"url":"https://github.com/bytecodealliance/wasm-micro-runtime/issues/2586","tags":["x_transferred","Exploit","Issue Tracking","Patch","Vendor Advisory","report"]},{"url":"https://github.com/bytecodealliance/wasm-micro-runtime/pull/2590","tags":["x_transferred","Patch","fix"]},{"url":"https://github.com/bytecodealliance/wasm-micro-runtime/compare/WAMR-1.2.3...WAMR-1.3.0","tags":["x_transferred","Patch","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-52284","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-4m88-fhx6-92j5"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52284.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-52284","description":"Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can have an \"double free or corruption\" error for a valid WebAssembly module because push_pop_frame_ref_offset is mishandled.","status":"published","published":"2023-12-31T00:00:00Z","modified":"2024-08-02T22:55:41.128Z","updated_at":"2026-11-02T14:35:18.508816Z"}],"euvd":[{"id":"EUVD-2023-56957","description":"Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can have an \"double free or corruption\" error for a valid WebAssembly module because push_pop_frame_ref_offset is mishandled.","status":"published","published":"2023-12-31T00:00:00Z","modified":"2024-08-02T22:55:41Z","updated_at":"2026-11-03T03:26:06.635969Z"}],"ghsa":[{"id":"GHSA-4m88-fhx6-92j5","title":"Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can...","description":"Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can have an \"double free or corruption\" error for a valid WebAssembly module because push_pop_frame_ref_offset is mishandled.","status":"published","published":"2023-12-31T06:30:34Z","modified":"2024-01-08T21:30:27Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-415"],"updated_at":"2026-11-02T14:55:21.919096Z"}],"nvd":[{"id":"CVE-2023-52284","description":"Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can have an \"double free or corruption\" error for a valid WebAssembly module because push_pop_frame_ref_offset is mishandled.","status":"published","published":"2023-12-31T06:15:08.487Z","modified":"2026-06-17T06:42:24.767Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-415"],"updated_at":"2026-11-02T14:08:59.830468Z"}],"osv":[{"id":"AZL-32276","title":"CVE-2023-52284 affecting package fluent-bit for versions less than 2.1.10-3","description":"Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can have an \"double free or corruption\" error for a valid WebAssembly module because push_pop_frame_ref_offset is mishandled.","status":"published","published":"2023-12-31T06:15:08Z","modified":"2026-04-21T04:26:45.361761Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:03.46006Z"},{"id":"CVE-2023-52284","description":"Bytecode Alliance wasm-micro-runtime (aka WebAssembly Micro Runtime or WAMR) before 1.3.0 can have an \"double free or corruption\" error for a valid WebAssembly module because push_pop_frame_ref_offset is mishandled.","status":"published","published":"2023-12-31T00:00:00Z","modified":"2026-10-28T02:30:24.792382635Z","updated_at":"2026-11-02T15:44:35.245372Z"}]}}