CVE-2025-31160: Atop 2.11 heap problems
First published: Wed Mar 26 2025(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Atop | <=2.11.0 |
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Reference Links
- https://rachelbythebay.com/w/2025/03/26/atop/
- https://news.ycombinator.com/item?id=43485980
- https://news.ycombinator.com/item?id=43477057
- https://github.com/Atoptool/atop
- https://blog.bismuth.sh/blog/bismuth-found-the-atop-bug
- http://www.openwall.com/lists/oss-security/2025/03/26/3
- http://www.openwall.com/lists/oss-security/2025/03/27/1
- http://www.openwall.com/lists/oss-security/2025/03/27/2
- http://www.openwall.com/lists/oss-security/2025/03/27/3
- http://www.openwall.com/lists/oss-security/2025/03/29/1
- https://lists.debian.org/debian-lts-announce/2025/04/msg00013.html
Frequently Asked Questions
What is the severity of CVE-2025-31160?
CVE-2025-31160 has been rated with a medium severity level due to its potential to cause denial of service.
How do I fix CVE-2025-31160?
To fix CVE-2025-31160, ensure that you upgrade atop to version 2.11.1 or later.
What impact can CVE-2025-31160 have on my system?
CVE-2025-31160 can lead to application crashes and denial of service if exploited by unprivileged processes.
Which versions of atop are affected by CVE-2025-31160?
CVE-2025-31160 affects atop versions up to and including 2.11.0.
Who is vulnerable to CVE-2025-31160?
Local users running unprivileged processes on systems with affected versions of atop are vulnerable to CVE-2025-31160.
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