CVE-2025-36935 Memory corruption in Android

High 7.8 Published Updated

Local attackers can escalate privileges via memory corruption in Android's shared memory handling without user interaction.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2025-36935?

CVE-2025-36935 is a high-severity memory corruption vulnerability in Google Android, published on 11 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In trusty_ffa_mem_reclaim of shared-mem-smcall.c, there is a possible memory corruption due to uninitialized data. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Weakness: CWE-787, CWE-457

Which versions are affected by CVE-2025-36935?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2025-36935?

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-2025-36935 being exploited?

There is no known exploitation of CVE-2025-36935 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as A-441512848, GHSA-hxfw-5p57-pw36, PUB-A-441512848.

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