{"id":"CVE-2023-21066","aliases":["A-250100597","EUVD-2023-25234","GHSA-w3c5-gr8j-jx49","PUB-A-250100597"],"status":"published","title":"In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer...","description":"In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-250100597References: N/A","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.0051,"percentile":0.43817,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2023-06-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["Pixel-family specific:2023-06-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"Pixel-family specific:0"},{"fixed":"Pixel-family specific:2023-06-05"}]}],"versions":["Pixel-family specific"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/pixel/2023-06-01","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-21066"},{"url":"https://github.com/advisories/GHSA-w3c5-gr8j-jx49"},{"url":"https://source.android.com/security/bulletin/2023-06-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-21066","description":"In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-250100597References: N/A","status":"published","published":"2023-06-28T00:00:00Z","modified":"2024-12-04T21:15:18.714Z","updated_at":"2026-11-02T14:35:19.959682Z"}],"euvd":[{"id":"EUVD-2023-25234","description":"In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-250100597References: N/A","status":"published","published":"2023-06-28T00:00:00Z","modified":"2024-12-04T21:15:18Z","updated_at":"2026-11-03T00:04:40.891519Z"}],"ghsa":[{"id":"GHSA-w3c5-gr8j-jx49","title":"In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer...","description":"In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-250100597References: N/A","status":"published","published":"2023-06-28T18:30:24Z","modified":"2024-04-04T05:14:32Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:56:30.604932Z"}],"nvd":[{"id":"CVE-2023-21066","description":"In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-250100597References: N/A","status":"published","published":"2023-06-28T18:15:13.307Z","modified":"2026-06-17T05:31:44.647Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:08:14.715708Z"}],"osv":[{"id":"PUB-A-250100597","description":"In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2023-06-01T00:00:00Z","modified":"2026-11-10T16:45:41.426023455Z","updated_at":"2026-11-10T17:35:08.408541Z"}]}}