Linux Kernel Vulnerability in JFS Affecting Inode Truncation
CVE-2025-39743

Currently unrated

Key Information:

Vendor: Linux
Status: Linux
Vendor: CVE Published:; 11 September 2025

What is CVE-2025-39743?

A vulnerability exists in the Linux kernel related to the JFS filesystem, where inode pages are not truncated correctly when the hard link count is zero. This flaw can lead to unintended behaviors during inode eviction processes, specifically causing errors when trying to clear inodes that have associated pages, presenting potential stability and reliability issues in managing filesystem operations.

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