CVE-2026-46329: erofs: handle end of filesystem properly for file-backed mounts
Published Jun 9, 2026
·Updated
In the Linux kernel, the following vulnerability has been resolved:
erofs: handle end of filesystem properly for file-backed mounts
I/O requests beyond the end of the filesystem should be zeroed out, similar to loopback devices and that is what we expect.
Affected Software
4 affected components
Linux Linux kernel
Linux Linux kernel>=6.12<6.12.75
Linux Linux kernel>=6.13<6.18.14
Linux Linux kernel>=6.19<6.19.4
Remediation
Event History
Jun 9, 2026
CVE Published
via MITRE·12:25 PM
Data Sourced
via MITRE·12:25 PM
Description
Data Sourced
via NVD·02:16 PM
RemedyDescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-46329?
The severity of CVE-2026-46329 is rated at 15, indicating a critical risk level.
2
What does CVE-2026-46329 affect?
CVE-2026-46329 affects the Linux kernel, specifically the erofs filesystem related to file-backed mounts.
3
How do I fix CVE-2026-46329?
To fix CVE-2026-46329, update your Linux kernel to the latest version where the vulnerability has been resolved.
4
What is the impact of CVE-2026-46329?
The impact of CVE-2026-46329 is that I/O requests beyond the end of the filesystem may not be properly handled, potentially leading to data corruption.
5
When was CVE-2026-46329 published?
CVE-2026-46329 was published on June 9, 2026.