checkpoint race condition

  1. CVE-2026-23267 F2FS Race Fix: Atomic Commit vs Checkpoint IS_CHECKPOINTED

    The Linux kernel’s F2FS filesystem has received a security-relevant fix for a race condition that can leave the IS_CHECKPOINTED flag in an inconsistent state when atomic commit and checkpoint writes overlap. The issue was discussed on the F2FS mailing list in late December 2025, then applied to...