xfs ail logging

About this tag
The xfs ail logging tag covers discussions about the XFS Active Item List (AIL) and related logging mechanisms in the Linux kernel. Content includes analysis of kernel vulnerabilities such as CVE-2026-31454, a use-after-free bug triggered during AIL push callbacks when metadata flushing occurs. The tag focuses on concurrency issues, pointer safety, and the internal workings of XFS metadata management. Topics are technical and relevant to Linux filesystem developers, kernel engineers, and system administrators dealing with XFS stability and security patches.

  1. XFS CVE-2026-31454 Use-After-Free: AIL Pointer Fix Explained

    XFS use-after-free CVE-2026-31454 exposes a familiar kernel trap in a very specific corner of Linux metadata management A newly published Linux kernel vulnerability, tracked as CVE-2026-31454, affects XFS and stems from a classic concurrency mistake: a pointer is dereferenced after the code has...
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    • cve-2026-31454 linux kernel security use-after-free xfs ail logging
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    • Forum: Security Alerts