What is CVE-2018-11232?

CVE-2018-11232 is a medium-severity vulnerability in Linux Kernel, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2018-05-18.

How severe is CVE-2018-11232?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Improper input validation in Linux Kernel

CVE-2018-11232

The etm_setup_aux function in drivers/hwtracing/coresight/coresight-etm-perf.c in the Linux kernel before 4.10.2 allows attackers to cause a denial of service (panic) because a parameter is incorrectly used as a local variable.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2018-05-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (30.6th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: -0.000

Affected products

Linux Kernel

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.2 (Vendor Advisory)
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
github.com/torvalds/linux/commit/f09444639099584bc4784dfcd85ada67c6f33e0f (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2018-11232?: CVE-2018-11232 is a medium-severity vulnerability in Linux Kernel, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2018-05-18.
How severe is CVE-2018-11232?: Medium severity. CVSS v3 base score is 5.5 out of 10.