CVE-2020-0256 Memory corruption in Android

What is CVE-2020-0256?

CVE-2020-0256 is a medium-severity memory corruption vulnerability in Debian Debian Linux, published on 11 Aug 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In LoadPartitionTable of gpt.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege when inserting a malicious USB device, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-8.0Android ID: A-152874864

Weakness: CWE-787

Which versions are affected by CVE-2020-0256?

It affects 2 products.

Products include Debian Debian Linux, Google Android.

How do I fix CVE-2020-0256?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-0256 being exploited?

There is no known exploitation of CVE-2020-0256 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

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

Also known as A-152874864, ALPINE-CVE-2020-0256, ASB-A-152874864, DEBIAN-CVE-2020-0256, GHSA-cj3m-c468-w963, UBUNTU-CVE-2020-0256.