CVE-2021-0589
In BTM_TryAllocateSCN of btm_scn.cc, there is a possible out of bounds write due to an incorrect...
In BTM_TryAllocateSCN of btm_scn.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-180939982
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In BTM_TryAllocateSCN of btm_scn.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-180939982
- Record
CVE-2021-0589- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
In BTM_TryAllocateSCN of btm_scn.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-180939982
- Record
CVE-2021-0589- Updated
- 2026-11-02
EUVDEUVD-2021-3208 No score
In BTM_TryAllocateSCN of btm_scn.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-180939982
- Record
EUVD-2021-3208- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-93qx-8mr3-64c8 No score
In BTM_TryAllocateSCN of btm_scn.cc, there is a possible out of bounds write due to an incorrect...
In BTM_TryAllocateSCN of btm_scn.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-180939982
- Record
GHSA-93qx-8mr3-64c8- Weakness
- CWE-787
- Updated
- 2026-11-02
OSVASB-A-180939982 No score
In BTM_TryAllocateSCN of btm_scn.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-180939982- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/system/btAndroid |
8.1:0 up to 8.1:2021-07-01, plus listed versions 8.1 |
8.1:2021-07-01 |
platform/system/btAndroid |
9:0 up to 9:2021-07-01, plus listed versions 9 |
9:2021-07-01 |
platform/system/btAndroid |
10:0 up to 10:2021-07-01, plus listed versions 10 |
10:2021-07-01 |
platform/system/btAndroid |
11:0 up to 11:2021-07-01, plus listed versions 11 |
11:2021-07-01 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | Satheesh575555/system_bt_AOSP10_r33_CVE-2021-0589 | 2022-06-06 |
| PoC in GitHub | Trinadh465/System_bt_AOSP10_r33_CVE-2021-0589 | 2022-05-30 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-0589 is a high vulnerability (CVSS 7.8) in Google Android, published July 1, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 18th percentile. Fixed in platform/system/bt 8.1:2021-07-01.