CVE-2021-0475 json
In on_l2cap_data_ind of btif_sock_l2cap.cc, there is possible memory corruption due to a use after free.
published 2021-06-11 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-3094
- cvss
- 8.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.0%
- EPSS 1.0% chance of exploitation in 30 days, percentile 62%
- public exploits
- 0
- none known
Summary
In on_l2cap_data_ind of btif_sock_l2cap.cc, there is possible memory corruption due to a use after free. This could lead to remote code execution over Bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-10Android ID: A-175686168
Patch / fix
Exploit prediction
0.98% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 8.3 | AV:A/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- n/a Android
Classification
- Weakness
-
- CWE-416 Use After Free
References
-
source.android.com
/security/bulletin/2021-05-01
patch, vendor-advisory
Sources
- CVE List CVE-2021-0475
- NVD CVE-2021-0475
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