CVE-2023-21118
In unflattenString8 of Sensor.cpp, there is a possible out of bounds read due to a heap buffer...
In unflattenString8 of Sensor.cpp, there is a possible out of bounds read due to a heap buffer overflow. 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-12 Android-12L Android-13Android ID: A-269014004
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
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In unflattenString8 of Sensor.cpp, there is a possible out of bounds read due to a heap buffer overflow. 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-12 Android-12L Android-13Android ID: A-269014004
- Record
CVE-2023-21118- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-02
CVE List
In unflattenString8 of Sensor.cpp, there is a possible out of bounds read due to a heap buffer overflow. 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-12 Android-12L Android-13Android ID: A-269014004
- Record
CVE-2023-21118- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-02
EUVDEUVD-2023-25286
In unflattenString8 of Sensor.cpp, there is a possible out of bounds read due to a heap buffer overflow. 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-12 Android-12L Android-13Android ID: A-269014004
- Record
EUVD-2023-25286- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qwqj-7966-cvmw
In unflattenString8 of Sensor.cpp, there is a possible out of bounds read due to a heap buffer...
In unflattenString8 of Sensor.cpp, there is a possible out of bounds read due to a heap buffer overflow. 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-12 Android-12L Android-13Android ID: A-269014004
- Record
GHSA-qwqj-7966-cvmw- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-02
OSVASB-A-269014004 No score
In unflattenString8 of Sensor.cpp, there is a possible out of bounds read due to a heap buffer overflow. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-269014004- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/nativeAndroid |
13-next:0 up to 13-next:2023-05-01, plus listed versions 13-next |
13-next:2023-05-01 |
platform/frameworks/nativeAndroid |
11:0 up to 11:2023-05-01, plus listed versions 11 |
11:2023-05-01 |
platform/frameworks/nativeAndroid |
12:0 up to 12:2023-05-01, plus listed versions 12 |
12:2023-05-01 |
platform/frameworks/nativeAndroid |
12L:0 up to 12L:2023-05-01, plus listed versions 12L |
12L:2023-05-01 |
platform/frameworks/nativeAndroid |
13:0 up to 13:2023-05-01, plus listed versions 13 |
13:2023-05-01 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | Satheesh575555/frameworks_native_AOSP10_r33_CVE-2023-21118 | 2024-02-27 |
| PoC in GitHub | Trinadh465/frameworks_native_AOSP-10_r33_CVE-2023-21118 | 2023-12-08 |
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-2023-21118 is a medium vulnerability (CVSS 5.5) in Google Android, published May 1, 2023. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.20%, the 10th percentile. Fixed in platform/frameworks/native 13-next:2023-05-01.
References
source.android.com/security/bulletin/2023-05-01
nvd.nist.gov/vuln/detail/CVE-2023-21118
github.com/advisories/GHSA-qwqj-7966-cvmw
android.googlesource.com/platform/frameworks/native/+/481ec5ccde7a7c10abf1111931a776d8d1644fcb