What is CVE-2018-11823?

CVE-2018-11823 is a high-severity vulnerability in Google Android, classified under Double Free. CVSS score: 7.8/10. Published 2018-11-27.

How severe is CVE-2018-11823?

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

Double Free in Google Android

CVE-2018-11823

In all android releases(Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, freeing device memory in driver probe failure will result in double free issue in power module.

Vulnerability class: Double Free

Published 2018-11-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (5.6th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 5.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Google Android

Weakness classification (CWE)

CWE-415 — Double Free

References

source.codeaurora.org/quic/la/kernel/msm-4.9/commit/ (Patch, Third Party Advisory)
www.codeaurora.org/security-bulletin/2018/11/05/november-2018-code-aurora-forum… (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2018-11823?: CVE-2018-11823 is a high-severity vulnerability in Google Android, classified under Double Free. CVSS score: 7.8/10. Published 2018-11-27.
How severe is CVE-2018-11823?: High severity. CVSS v3 base score is 7.8 out of 10.