CVE-2021-0891 Information disclosure in Android

What is CVE-2021-0891?

CVE-2021-0891 is a high-severity vulnerability in Google Android, published on 24 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An unprivileged app can trigger PowerVR driver to return an uninitialized heap memory causing information disclosure.Product: AndroidVersions: Android SoCAndroid ID: A-236849490

Weakness: CWE-269

Which versions are affected by CVE-2021-0891?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2021-0891?

Apply the vendor's patch.

Is CVE-2021-0891 being exploited?

There is no known exploitation of CVE-2021-0891 in the wild and no public exploit code.

Other vulnerabilities in Google Android

• CVE-2026-58704 Google Pixel Improper Authorization Exploited High 8.8
• CVE-2025-48543 Android Runtime Use-After-Free Exploited High 8.8
• CVE-2023-35674 Android Framework Privilege Escalation Exploited High 8.8
• CVE-2025-48595 Android Framework Integer Overflow Exploited High 8.4
• CVE-2024-32896 Android Pixel Privilege Escalation Exploited High 8.1

All Google Android vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as A-236849490, ASB-A-236849490, GHSA-rw7v-m69x-mfm5.