What is CVE-2018-9402?

CVE-2018-9402 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2024-12-05.

How severe is CVE-2018-9402?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Google Android

CVE-2018-9402

In multiple functions of gl_proc.c, there is a buffer overwrite due to a missing bounds check. This could lead to escalation of privileges in the kernel.

Vulnerability class: Buffer Overflow

Published 2024-12-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (0.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Google Android — versions Kernel

Weakness classification (CWE)

References

source.android.com/security/bulletin/pixel/2018-06-01 (Vendor Advisory)

Frequently asked questions

What is CVE-2018-9402?: CVE-2018-9402 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2024-12-05.
How severe is CVE-2018-9402?: High severity. CVSS v3 base score is 7.8 out of 10.