CVE-2026-80820
Unknown
Last modified
CVE-2026-80820 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: xfs: don't livelock in scrub on a circular unlinked list LOLLM points out that online fsck can livelock if an unlinked inode list contains a loop. Use a bitmap to detect cycles..
Description
In the Linux kernel, the following vulnerability has been resolved: xfs: don't livelock in scrub on a circular unlinked list LOLLM points out that online fsck can livelock if an unlinked inode list contains a loop. Use a bitmap to detect cycles.
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | >= a12890aebb895951720ff884eab1c99a30645b29, < 599453f83458b57995290a1d31200c263e2c2691; >= a12890aebb895951720ff884eab1c99a30645b29, < 159d162fe80bd56573cafde5801bd5a90a3dd1ac; >= a12890aebb895951720ff884eab1c99a30645b29, < 56407a61a8bb85b884de802d39635abdb0ea7408; >= a12890aebb895951720ff884eab1c99a30645b29, < 527eaaefddb6ec5c83a06c9a1559960dd6361753 |
| Linux | Linux | 4.15 |
References
Timeline
- Published
- Last Modified
- Status
- Received
Frequently Asked Questions
What is CVE-2026-80820?
In the Linux kernel, the following vulnerability has been resolved:
xfs: don't livelock in scrub on a circular unlinked list
LOLLM points out that online fsck can livelock if an unlinked inode list
contains a loop. Use a bitmap to detect cycles.
How severe is CVE-2026-80820?
Severity scoring for CVE-2026-80820 is pending analysis.
How do I fix CVE-2026-80820?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-80820?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST