CVE-2026-89640

In the Linux kernel, the following vulnerability has been resolved: cifs: fix lofft underflow in cifsremapfilerange when len == 0 With len == 0 clone to EOF, the effective length is computed as: len = srcinode-isize - off; If off isize, this is a negative lofft, corrupting the ByteCount in the...

PT-2026-90356

In the Linux kernel, the following vulnerability has been resolved: cifs: fix loff t underflow in cifs remap file range when len == 0 With len == 0 clone to EOF, the effective length is computed as: len = src inode-i size - off; If off i size, this is a negative loff t, corrupting the ByteCount i...