CVE-2021-0473: Double Free
In rwt3tprocesserror of rwt3t.cc, there is a possible double free due to uninitialized data. This could lead to remote code execution over NFC with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
android/platform/system/nfcto a version that resolves this vulnerability.Fixed in 8.1:2021-05-01 - Upgrade
Upgrade
android/platform/system/nfcto a version that resolves this vulnerability.Fixed in 9:2021-05-01 - Upgrade
Upgrade
android/platform/system/nfcto a version that resolves this vulnerability.Fixed in 10:2021-05-01 - Upgrade
Upgrade
android/platform/system/nfcto a version that resolves this vulnerability.Fixed in 11:2021-05-01
Event History
Frequently Asked Questions
What is the severity of CVE-2021-0473?
CVE-2021-0473 has the potential for remote code execution, making its severity critical.
How do I fix CVE-2021-0473?
To fix CVE-2021-0473, update your Android device to the latest security patch provided by Google.
Which versions of Android are affected by CVE-2021-0473?
CVE-2021-0473 affects Android versions 8.1, 9.0, 10.0, and 11.0.
Is user interaction required to exploit CVE-2021-0473?
No, user interaction is not needed for the exploitation of CVE-2021-0473.
What could be the consequence of CVE-2021-0473?
The consequence of CVE-2021-0473 could include remote code execution without additional privileges.