On Sun, Jul 08, 2007 at 10:06:43AM -0700, Ulrich Drepper wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Markus Trippelsdorf wrote: > > I tested this further and it turned out that the Linus tree is also > > affected. So I ran git-bisect, after I found out that version > > 2.6.21.6 was not affected by this bug. > > Try this patch. The vfs_permission test can be skipped since the VFS > isn't involved. We got the inode etc from a file descriptor. > > > Signed-Off-By: Ulrich Drepper <[EMAIL PROTECTED]> > > diff --git a/fs/utimes.c b/fs/utimes.c > index 480f7c8..873edcb 100644 > - --- a/fs/utimes.c > +++ b/fs/utimes.c > @@ -106,7 +106,8 @@ long do_utimes(int dfd, char __user *filename, struct > timespec *times, int flags > if (IS_IMMUTABLE(inode)) > goto dput_and_out; > > - - if (current->fsuid != inode->i_uid && > + if (f == NULL && > + current->fsuid != inode->i_uid && > (error = vfs_permission(&nd, MAY_WRITE)) != 0) > goto dput_and_out; > } > >
I had to hand apply the patch, but it solved the problem. Thanks. -- Markus - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/