CVE-2021-0977
In phNxpNHal_DtaUpdate of phNxpNciHal_dta.cc, there is a possible out of bounds write due to an...
In phNxpNHal_DtaUpdate of phNxpNciHal_dta.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-183487770
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In phNxpNHal_DtaUpdate of phNxpNciHal_dta.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-183487770
- Record
CVE-2021-0977- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
In phNxpNHal_DtaUpdate of phNxpNciHal_dta.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-183487770
- Record
CVE-2021-0977- Updated
- 2026-11-02
EUVDEUVD-2021-3596 No score
In phNxpNHal_DtaUpdate of phNxpNciHal_dta.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-183487770
- Record
EUVD-2021-3596- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7m86-pwq6-4p32 No score
In phNxpNHal_DtaUpdate of phNxpNciHal_dta.cc, there is a possible out of bounds write due to an...
In phNxpNHal_DtaUpdate of phNxpNciHal_dta.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-183487770
- Record
GHSA-7m86-pwq6-4p32- Weakness
- CWE-787
- Updated
- 2026-11-02
OSVPUB-A-183487770 No score
In phNxpNHal_DtaUpdate of phNxpNciHal_dta.cc, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
- Record
PUB-A-183487770- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/hardware/nxp/nfcAndroid |
12:0 up to 12:2021-12-01, plus listed versions 12 |
12:2021-12-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-0977 is a medium vulnerability (CVSS 6.7) in Google Android, published December 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 1st percentile. Fixed in platform/hardware/nxp/nfc 12:2021-12-01.