CVE-2021-0474: Buffer Overflow
In avrcmsgcback of avrcapi.cc, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution 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/btto a version that resolves this vulnerability.Fixed in 8.1:2021-05-01 - Upgrade
Upgrade
android/platform/system/btto a version that resolves this vulnerability.Fixed in 9:2021-05-01 - Upgrade
Upgrade
android/platform/system/btto a version that resolves this vulnerability.Fixed in 10:2021-05-01 - Upgrade
Upgrade
android/platform/system/btto a version that resolves this vulnerability.Fixed in 11:2021-05-01
Event History
Frequently Asked Questions
What is the severity of CVE-2021-0474?
CVE-2021-0474 has a high severity rating due to its potential for remote code execution.
How do I fix CVE-2021-0474?
To fix CVE-2021-0474, users should update their Android devices to the latest version where the vulnerability has been patched.
Which versions of Android are affected by CVE-2021-0474?
CVE-2021-0474 affects Android versions 8.1, 9.0, 10.0, and 11.0.
Is user interaction required to exploit CVE-2021-0474?
No, user interaction is not required to exploit CVE-2021-0474, making it potentially more dangerous.
What type of vulnerability is CVE-2021-0474 classified as?
CVE-2021-0474 is classified as a heap buffer overflow vulnerability.