{"id":"CVE-2022-1237","aliases":["ALPINE-CVE-2022-1237","EUVD-2022-24572","GHSA-4mjq-hx99-8pp5","UBUNTU-CVE-2022-1237","openSUSE-SU-2024:12173-1"],"status":"published","title":"Improper Validation of Array Index in radareorg/radare2","description":"Improper Validation of Array Index in GitHub repository radareorg/radare2 prior to 5.6.8. This vulnerability is heap overflow and may be exploitable. For more general description of heap buffer overflow, see [CWE](https://cwe.mitre.org/data/definitions/122.html).","severity":{"version":"3.0","score":7.6,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.0084,"percentile":0.58078,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-129"],"published":"2022-04-06T09:35:11Z","modified":"2026-11-03T07:31:05Z","fixes":[{"ecosystem":"Alpine:v3.18","package":"radare2","fixed_in":["5.6.8-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"radare2","fixed_in":["5.6.8-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"radare2","fixed_in":["5.6.8-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"radare2","fixed_in":["5.6.8-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"radare2","fixed_in":["5.6.8-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"radare2","fixed_in":["5.6.8-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"radare2","fixed_in":["5.6.8-r0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.18","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.6.8-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.6.8-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.6.8-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.6.8-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.6.8-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.6.8-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.6.8-r0"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.6-3.1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.0+dfsg-1","2.0.0+dfsg-1","2.1.0+dfsg-1","2.3.0+dfsg-1","2.3.0+dfsg-2","2.3.0+dfsg-2ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.1+dfsg-5build1","4.0.0+dfsg-1","4.2.1+dfsg-1","4.2.1+dfsg-2","4.2.1+dfsg-2ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.5.0+dfsg-1ubuntu1","5.5.0+dfsg-1.1ubuntu2","5.5.0+dfsg-1.1ubuntu3","5.5.0+dfsg-1.1ubuntu3+esm1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.9.8+dfsg-2","5.9.8+dfsg-2ubuntu0.25.10.1","5.9.8+dfsg-2ubuntu0.25.10.2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.0.7+ds-1","6.1.6+ds-2","6.1.6+ds-3","6.1.8+ds-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.9.8+dfsg-2","6.0.4+dfsg-1","6.0.7+ds-1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"radare2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.7.0-1.1"}]}],"bundled":38}],"products":[{"vendor":"radare","product":"radare2"},{"vendor":"radareorg","product":"radareorg/radare2"}],"references":[{"url":"https://huntr.dev/bounties/ad3c9c4c-76e7-40c8-bd4a-c095acd8bb40","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third 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