Re: ntfs kernel module

[Alexandre Oliva <aoliva redhat com>]

On Oct 26, 2004, Alexandre Strube <surak casa surak eti br> wrote:

> The ntfs module used in other distributions is mainly read-only... how
> can this corrupt a file system?

All it takes is a bit of incorrect memory management in the kernel.
As soon as you corrupt kernel data structures, all bets are off.  Say,
double-free of a pointer to an ntfs read-only buffer could corrupt
whatever data structure that buffer was being reused for after the
first free.

-- 
Alexandre Oliva             http://www.ic.unicamp.br/~oliva/
Red Hat Compiler Engineer   aoliva {redhat com, gcc.gnu.org}
Free Software Evangelist  oliva {lsd ic unicamp br, gnu.org}