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CVE-2021-0955

7.0 · HIGH

In pf_write_buf of FuseDaemon.cpp, there is possible memory corruption due to a race condition.

Published Dec 15, 2021CWE-362EPSS 0.09%

Overview

CVE-2021-0955 is a high-severity vulnerability. It was published on December 15, 2021 and has a CVSS 3.1 base score of 7.0 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In pf_write_buf of FuseDaemon.cpp, there is possible memory corruption due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-192085766

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refsource.android.com/security/bulletin/2021-12-01Refsource.android.com/security/bulletin/2021-12-01

How CyberStrike helps

Frequently asked questions

What is CVE-2021-0955?

CVE-2021-0955 is a high-severity vulnerability. It was published on December 15, 2021 and has a CVSS 3.1 base score of 7.0 (HIGH).

How severe is CVE-2021-0955?

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-0955?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-0955?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-0955 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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