CVE-2026-99171 ntfs3: free the sbi after a grace period

In the Linux kernel, the following vulnerability has been resolved: ntfs3: free the sbi after a grace period If the "nocase" mount option ntfs3 uses custom hash and dentry compare functions. Both access ntfs3 superblock private information in rcu pathwalk. ntfsputsuper and ntfs3killsb drop the in...

CVE-2026-99171

The Linux kernel contains a Use-After-Free (UAF) vulnerability in the ntfs3 filesystem when the "nocase" mount option is used. The issue occurs because ntfs_put_super() and ntfs3_kill_sb() drop superblock private information without an RCU delay , while custom hash and dentry compare functions st...