{"id":"CVE-2022-1106","aliases":["ALPINE-CVE-2022-1106","EUVD-2022-24449","GHSA-r2j8-v967-j6h6","UBUNTU-CVE-2022-1106"],"status":"published","title":"use after free in mrb_vm_exec in mruby/mruby","description":"use after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.","severity":{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00971,"percentile":0.62165,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-416"],"published":"2022-03-27T14:05:10Z","modified":"2026-11-03T07:31:03Z","fixes":[{"ecosystem":"Alpine:v3.17","package":"mruby","fixed_in":["3.1.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"mruby","fixed_in":["3.1.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"mruby","fixed_in":["3.1.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"mruby","fixed_in":["3.1.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"mruby","fixed_in":["3.1.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"mruby","fixed_in":["3.1.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"mruby","fixed_in":["3.1.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"mruby","fixed_in":["3.1.0-r0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.17","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.0-r0"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.0+20150817+gita1731254-1","1.1.0+20150906+git1cbbb7e1-1","1.2.0+20160315+git4f20d58a-1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.0-1","1.3.0+20170925+git38185028-1","1.3.0+20171029+git77edafb0-1","1.4.0-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.0-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.2-3","3.0.0-1","3.0.0-3"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.0-1","3.2.0-2"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3.0-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.4.0-2","3.4.0-3","4.0.0-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"mruby","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3.0-1","3.4.0-2"]}],"products":[{"vendor":"mruby","product":"mruby"},{"vendor":"mruby","product":"mruby/mruby"}],"references":[{"url":"https://huntr.dev/bounties/16b9d0ea-71ed-41bc-8a88-2deb4c20be8f","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch","Third Party Advisory","web","report"]},{"url":"https://github.com/mruby/mruby/commit/7f5a490d09f4d56801ac3a3e4e39e03e1471b44c","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-1106","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-r2j8-v967-j6h6"},{"url":"https://security.alpinelinux.org/vuln/CVE-2022-1106","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1106.json","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2022-1106","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-1106","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2022-1106","title":"use after free in mrb_vm_exec in mruby/mruby","description":"use after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.","status":"published","published":"2022-03-27T14:05:10Z","modified":"2024-08-02T23:55:23.753Z","cvss":[{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:34:38.581997Z"}],"euvd":[{"id":"EUVD-2022-24449","description":"use after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.","status":"published","published":"2022-03-27T14:05:10Z","modified":"2024-08-02T23:55:23Z","cvss":[{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:26:02.561344Z"}],"ghsa":[{"id":"GHSA-r2j8-v967-j6h6","title":"use after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.","description":"use after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.","status":"published","published":"2022-03-28T00:00:20Z","modified":"2023-01-27T05:01:04Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:41:48.523978Z"}],"nvd":[{"id":"CVE-2022-1106","description":"use after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.","status":"published","published":"2022-03-27T14:15:07.747Z","modified":"2026-06-17T04:21:50.28Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical","assessor":"primary"},{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:07:14.24948Z"}],"osv":[{"id":"ALPINE-CVE-2022-1106","description":"use after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.","status":"published","published":"2022-03-27T14:15:07.747Z","modified":"2026-11-03T07:31:03.314530619Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-03T07:50:01.054176Z"},{"id":"CVE-2022-1106","title":"use after free in mrb_vm_exec in mruby/mruby","description":"use after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.","status":"published","published":"2022-03-27T14:05:10Z","modified":"2026-10-28T10:28:32.571374Z","cvss":[{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T15:44:23.245966Z"},{"id":"UBUNTU-CVE-2022-1106","description":"use after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.","status":"published","published":"2022-03-27T14:15:00Z","modified":"2026-10-17T12:55:56.061217125Z","cvss":[{"version":"3.0","score":7.2,"vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","level":"critical"}],"updated_at":"2026-11-02T16:53:51.630172Z"}]}}