CVE-2026-72170

In the Linux kernel, the following vulnerability has been resolved: 9p: skip nlink update in cacheless mode to fix WARNON v9fsdeccount unconditionally calls dropnlink on regular files, even when the inode's nlink is already zero. In cacheless mode the client refetches inode metadata from the serv...

EUVD-2026-58928

In the Linux kernel, the following vulnerability has been resolved: 9p: skip nlink update in cacheless mode to fix WARNON v9fsdeccount unconditionally calls dropnlink on regular files, even when the inode's nlink is already zero. In cacheless mode the client refetches inode metadata from the serv...

CVE-2026-72170

The CVE-2026-72170 entry describes a Linux kernel race in 9p/v9fs handling of nlink during unlink in cacheless mode. Specifically, v9fs_dec_count() may call drop_nlink() on regular files after an unlink has already reduced nlink to 0, due to the client refetching inode metadata from the server. I...

PT-2026-72358

In the Linux kernel, the following vulnerability has been resolved: 9p: skip nlink update in cacheless mode to fix WARN ON v9fs dec count unconditionally calls drop nlink on regular files, even when the inode's nlink is already zero. In cacheless mode the client refetches inode metadata from the...