CVE-2021-0955 : What You Need to Know
Stay informed about CVE-2021-0955 affecting Android-11. Explore the impact, technical details, and mitigation steps for this local privilege escalation vulnerability.
Android users need to be aware of CVE-2021-0955, a vulnerability in pf_write_buf of FuseDaemon.cpp. This CVE could potentially lead to local escalation of privilege without requiring any additional execution privileges.
Understanding CVE-2021-0955
This section delves into the details of CVE-2021-0955.
What is CVE-2021-0955?
The vulnerability in pf_write_buf of FuseDaemon.cpp can result in memory corruption due to a race condition. The impact may allow for local elevation of privilege without the need for user interaction.
The Impact of CVE-2021-0955
The vulnerability could lead to a local escalation of privilege on Android systems running Android-11, posing a significant security risk that could be exploited by threat actors.
Technical Details of CVE-2021-0955
Let's explore the technical aspects of CVE-2021-0955.
Vulnerability Description
The vulnerability occurs in pf_write_buf of FuseDaemon.cpp, potentially leading to memory corruption and local privilege escalation on devices running Android-11.
Affected Systems and Versions
Android-11 devices are affected by this CVE, making them susceptible to exploitation via the identified vulnerability.
Exploitation Mechanism
The exploitation of this CVE involves triggering a race condition in pf_write_buf, allowing threat actors to corrupt memory and elevate their privileges without requiring user interaction.
Mitigation and Prevention
Discover the steps to mitigate and prevent the risks associated with CVE-2021-0955.
Immediate Steps to Take
Users are advised to apply relevant security patches and updates provided by the Android platform to address the vulnerability in pf_write_buf of FuseDaemon.cpp.
Long-Term Security Practices
Implementing robust security measures and regularly updating the Android operating system can help prevent potential exploits and protect devices from similar vulnerabilities.
Patching and Updates
Timely installation of security patches and firmware updates is crucial to ensure the ongoing protection of Android devices against known vulnerabilities like CVE-2021-0955.