CVE-2025-31160 Denial of service in atop

Low 2.9 Published Updated

Local users can cause denial of service in atop by running specific processes while another user executes the tool.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2025-31160?

CVE-2025-31160 is a low-severity denial of service vulnerability in atop, published on 26 Mar 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

atop through 2.11.0 allows local users to cause a denial of service (e.g., assertion failure and application exit) or possibly have unspecified other impact by running certain types of unprivileged processes while a different user runs atop.

Weakness: CWE-617

Which versions are affected by CVE-2025-31160?

Linux distribution packages (1)
atop openSUSE:TumbleweedAll versions2.11.1-1.1

How do I fix CVE-2025-31160?

Apply the vendor's patch.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2025-31160 being exploited?

There is no known exploitation of CVE-2025-31160 in the wild and no public exploit code.

Sources

Also known as ALPINE-CVE-2025-31160, AZL-59270, AZL-59278, DEBIAN-CVE-2025-31160, DLA-4117-1, DSA-5892-1 and 4 more.

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