CVE-2016-8438 Integer overflow in Android

What is CVE-2016-8438?

CVE-2016-8438 is a critical vulnerability in Linux kernel, published on 12 Jan 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Integer overflow leading to a TOCTOU condition in hypervisor PIL. An integer overflow exposes a race condition that may be used to bypass (Peripheral Image Loader) PIL authentication. Product: Android. Versions: Kernel 3.18. Android ID: A-31624565. References: QC-CR#1023638.

Weakness: CWE-190

Which versions are affected by CVE-2016-8438?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2016-8438?

No fix has been published for CVE-2016-8438 yet. Limit exposure of the affected software until one is available.

Is CVE-2016-8438 being exploited?

There is no known exploitation of CVE-2016-8438 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

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

Also known as GHSA-xp9j-qc3f-8p8q.