{"id":"CVE-2021-0394","aliases":["A-172655291","ASB-A-172655291","EUVD-2021-3013","GHSA-35g8-4m6m-fr64"],"status":"published","title":"In android_os_Parcel_readString8 of android_os_Parcel.cpp, there is a possible out of bounds read...","description":"In android_os_Parcel_readString8 of android_os_Parcel.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-172655291","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00264,"percentile":0.1842,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-125"],"published":"2021-03-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","exploits":[{"source":"pocgithub","id":"Trinadh465/platform_art_CVE-2021-0394","title":"Trinadh465/platform_art_CVE-2021-0394","date":"2023-08-31","url":"https://github.com/Trinadh465/platform_art_CVE-2021-0394"}],"fixes":[{"ecosystem":"Android","package":"platform/art","fixed_in":["8.1:2021-03-01","9:2021-03-01","10:2021-03-01","11:2021-03-01"],"sources":["osv"]},{"ecosystem":"Android","package":"platform/system/tools/hidl","fixed_in":["10:2021-03-01","11:2021-03-01"],"sources":["osv"]},{"ecosystem":"Android","package":"platform/frameworks/native","fixed_in":["11:2021-03-01"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":"platform/art","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.1:0"},{"fixed":"8.1:2021-03-01"}]}],"versions":["8.1"]},{"source":"osv","ecosystem":"Android","package":"platform/art","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9:0"},{"fixed":"9:2021-03-01"}]}],"versions":["9"]},{"source":"osv","ecosystem":"Android","package":"platform/art","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10:0"},{"fixed":"10:2021-03-01"}]}],"versions":["10"]},{"source":"osv","ecosystem":"Android","package":"platform/system/tools/hidl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10:0"},{"fixed":"10:2021-03-01"}]}],"versions":["10"]},{"source":"osv","ecosystem":"Android","package":"platform/art","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2021-03-01"}]}],"versions":["11"]},{"source":"osv","ecosystem":"Android","package":"platform/frameworks/native","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2021-03-01"}]}],"versions":["11"]},{"source":"osv","ecosystem":"Android","package":"platform/system/tools/hidl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2021-03-01"}]}],"versions":["11"]}],"products":[{"vendor":"google","product":"android"}],"references":[{"url":"https://source.android.com/security/bulletin/2021-03-01","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-0394"},{"url":"https://github.com/advisories/GHSA-35g8-4m6m-fr64"},{"url":"https://android.googlesource.com/platform/art/+/1358c9faa9766fd470ab2ba002a73479ccf54154","tags":["fix"]},{"url":"https://android.googlesource.com/platform/art/+/4b56bb8ce224408acfef7f2b2c2cee2abd938c9a","tags":["fix"]},{"url":"https://android.googlesource.com/platform/art/+/6444277041f41294d98adac4bb585183e56587f6","tags":["fix"]},{"url":"https://android.googlesource.com/platform/art/+/69fc841b8460943c2b2224f61585942cbc9f3f40","tags":["fix"]},{"url":"https://android.googlesource.com/platform/art/+/7dd48b90bd0968375cba8dffa2141cc9973329f9","tags":["fix"]},{"url":"https://android.googlesource.com/platform/art/+/8c6653177204bfd6ccf03e1b4b3b72d96e362628","tags":["fix"]},{"url":"https://android.googlesource.com/platform/art/+/d0b940349294a363e6d578adf58db8222c425669","tags":["fix"]},{"url":"https://android.googlesource.com/platform/art/+/ed4b3e0958d3de6a92d82abb9f81e49e84d5c673","tags":["fix"]},{"url":"https://android.googlesource.com/platform/frameworks/native/+/58f5cfa56d5282e69a7580dc4bb97603c409f003","tags":["fix"]},{"url":"https://android.googlesource.com/platform/frameworks/native/+/61d0f84881cfc1bbac513ccd156c56603a48cc90","tags":["fix"]},{"url":"https://android.googlesource.com/platform/system/tools/hidl/+/e8544d4fae9e8b7f1b31068c1bbd817c792315c7","tags":["fix"]},{"url":"https://android.googlesource.com/platform/system/tools/hidl/+/f9a784013d8b6d519e66c2bee6384ad8a713ac25","tags":["fix"]}],"sources":{"cve":[{"id":"CVE-2021-0394","description":"In android_os_Parcel_readString8 of android_os_Parcel.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-172655291","status":"published","published":"2021-03-10T15:38:06Z","modified":"2024-08-03T15:40:00.978Z","updated_at":"2026-11-02T14:33:10.887946Z"}],"euvd":[{"id":"EUVD-2021-3013","description":"In android_os_Parcel_readString8 of android_os_Parcel.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-172655291","status":"published","published":"2021-03-10T15:38:06Z","modified":"2024-08-03T15:40:00Z","updated_at":"2026-11-03T03:25:17.553486Z"}],"ghsa":[{"id":"GHSA-35g8-4m6m-fr64","title":"In android_os_Parcel_readString8 of android_os_Parcel.cpp, there is a possible out of bounds read...","description":"In android_os_Parcel_readString8 of android_os_Parcel.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-172655291","status":"published","published":"2022-05-24T17:44:09Z","modified":"2023-01-29T05:06:47Z","cwes":["CWE-125"],"updated_at":"2026-11-02T14:46:05.929333Z"}],"nvd":[{"id":"CVE-2021-0394","description":"In android_os_Parcel_readString8 of android_os_Parcel.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-172655291","status":"published","published":"2021-03-10T16:15:16.127Z","modified":"2026-06-17T03:29:54.647Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:06:50.399901Z"}],"osv":[{"id":"ASB-A-172655291","description":"In android_os_Parcel_readString8 of android_os_Parcel.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.","status":"published","published":"2021-03-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:04.393608Z"}]}}