{"id":"CVE-2021-0555","aliases":["A-179161711","EUVD-2021-3174","GHSA-6pq3-8569-3687","PUB-A-179161711"],"status":"published","title":"In RenderStruct of protostream_objectsource.cc, there is a possible crash due to a missing null...","description":"In RenderStruct of protostream_objectsource.cc, there is a possible crash due to a missing null check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179161711","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00773,"percentile":0.56041,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2021-06-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":"platform/external/protobuf","fixed_in":["11:2021-06-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/external/protobuf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2021-06-01"}]}],"versions":["11"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/pixel/2021-06-01","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-0555"},{"url":"https://github.com/advisories/GHSA-6pq3-8569-3687"},{"url":"https://source.android.com/security/bulletin/2021-06-01","tags":["advisory"]},{"url":"https://android.googlesource.com/platform/external/protobuf/+/b866b6d10ac195e863e30c5bccfe3b4426435ca4","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2021-0555","description":"In RenderStruct of protostream_objectsource.cc, there is a possible crash due to a missing null check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179161711","status":"published","published":"2021-06-22T10:56:16Z","modified":"2024-08-03T15:47:27.735Z","updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-3174","description":"In RenderStruct of protostream_objectsource.cc, there is a possible crash due to a missing null check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179161711","status":"published","published":"2021-06-22T10:56:16Z","modified":"2024-08-03T15:47:27Z","updated_at":"2026-11-03T03:25:16.987587Z"}],"ghsa":[{"id":"GHSA-6pq3-8569-3687","title":"In RenderStruct of protostream_objectsource.cc, there is a possible crash due to a missing null...","description":"In RenderStruct of protostream_objectsource.cc, there is a possible crash due to a missing null check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179161711","status":"published","published":"2022-05-24T19:05:57Z","modified":"2023-01-29T05:07:04Z","cwes":["CWE-476"],"updated_at":"2026-11-02T14:46:08.723565Z"}],"nvd":[{"id":"CVE-2021-0555","description":"In RenderStruct of protostream_objectsource.cc, there is a possible crash due to a missing null check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-179161711","status":"published","published":"2021-06-22T11:15:08.223Z","modified":"2026-06-17T03:30:18.05Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:06:54.892562Z"}],"osv":[{"id":"PUB-A-179161711","description":"In RenderStruct of protostream_objectsource.cc, there is a possible crash due to a missing null check. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2021-06-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-09T17:05:18.698671Z"}]}}