What is CVE-2016-8438?

CVE-2016-8438 is a critical-severity vulnerability in Google Inc. Android, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2017-01-12.

How severe is CVE-2016-8438?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2016-8438 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Integer overflow in Google Inc. Android

CVE-2016-8438

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.

Vulnerability class: Integer Overflow

EPSS: 0.023 (81.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Inc. Android — versions Kernel-3.18
Linux Linux_kernel — versions 3.18

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

Public proof-of-concept exploits

thdusdl1219/CVE-Study

References

security@android.com (x_refsource_CONFIRM, Vendor Advisory)
security@android.com (vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2016-8438?: CVE-2016-8438 is a critical-severity vulnerability in Google Inc. Android, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2017-01-12.
How severe is CVE-2016-8438?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2016-8438 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.