{"id":"CVE-2023-40084","aliases":["A-272382770","ASB-A-272382770","EUVD-2023-44691","GHSA-4j6x-xr54-7mgg"],"status":"published","title":"In run of MDnsSdListener.cpp, there is a possible memory corruption due to a use after free. This...","description":"In run of MDnsSdListener.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.002,"percentile":0.09872,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-416"],"published":"2023-12-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","exploits":[{"source":"pocgithub","id":"Trinadh465/platform_system_netd_AOSP10_r33_CVE-2023-40084","title":"Trinadh465/platform_system_netd_AOSP10_r33_CVE-2023-40084","date":"2024-01-05","url":"https://github.com/Trinadh465/platform_system_netd_AOSP10_r33_CVE-2023-40084"}],"fixes":[{"ecosystem":"Android","package":"platform/system/netd","fixed_in":["14-next:2023-12-01","11:2023-12-01","12:2023-12-01","12L:2023-12-01","13:2023-12-01","14:2023-12-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/system/netd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"14-next:0"},{"fixed":"14-next:2023-12-01"}]}],"versions":["14-next"]},{"source":"osv","ecosystem":"Android","package":"platform/system/netd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2023-12-01"}]}],"versions":["11"]},{"source":"osv","ecosystem":"Android","package":"platform/system/netd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12:0"},{"fixed":"12:2023-12-01"}]}],"versions":["12"]},{"source":"osv","ecosystem":"Android","package":"platform/system/netd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12L:0"},{"fixed":"12L:2023-12-01"}]}],"versions":["12L"]},{"source":"osv","ecosystem":"Android","package":"platform/system/netd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13:0"},{"fixed":"13:2023-12-01"}]}],"versions":["13"]},{"source":"osv","ecosystem":"Android","package":"platform/system/netd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"14:0"},{"fixed":"14:2023-12-01"}]}],"versions":["14"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://android.googlesource.com/platform/system/netd/+/1b8bddd96b2efd4074b6d4eee377b62077c031bd","tags":["x_transferred","Mailing List","Patch","fix"]},{"url":"https://source.android.com/security/bulletin/2023-12-01","tags":["x_transferred","Patch","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40084"},{"url":"https://github.com/advisories/GHSA-4j6x-xr54-7mgg"}],"sources":{"cve":[{"id":"CVE-2023-40084","description":"In run of MDnsSdListener.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2023-12-04T22:40:52.302Z","modified":"2024-08-02T18:24:55.51Z","updated_at":"2026-11-02T14:35:21.971258Z"}],"euvd":[{"id":"EUVD-2023-44691","description":"In run of MDnsSdListener.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2023-12-04T22:40:52Z","modified":"2024-08-02T18:24:55Z","updated_at":"2026-11-03T03:50:02.143491Z"}],"ghsa":[{"id":"GHSA-4j6x-xr54-7mgg","title":"In run of MDnsSdListener.cpp, there is a possible memory corruption due to a use after free. This...","description":"In run of MDnsSdListener.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2023-12-05T00:31:08Z","modified":"2023-12-22T03:30:32Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:55:15.802634Z"}],"nvd":[{"id":"CVE-2023-40084","description":"In run of MDnsSdListener.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2023-12-04T23:15:24.13Z","modified":"2026-06-17T06:16:05.543Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:08:52.544469Z"}],"osv":[{"id":"ASB-A-272382770","description":"In run of MDnsSdListener.cpp, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2023-12-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:05.865114Z"}]}}