CVE-2018-11232

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-05-18 · updated 2026-06-17
Weakness: CWE-20

Description

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.

Affected products

Linux kernel: before 4.10.2 — fixed in 4.10.2

How to fix

Upgrade to a fixed version: Linux kernel 4.10.2. Check the vendor advisory for mitigations.

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f09444639099584bc4784dfcd85ada67c6f33e0f
https://github.com/torvalds/linux/commit/f09444639099584bc4784dfcd85ada67c6f33e0f
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.2
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f09444639099584bc4784dfcd85ada67c6f33e0f
https://github.com/torvalds/linux/commit/f09444639099584bc4784dfcd85ada67c6f33e0f
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.2

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