Re: [PATCH] uselib: add missing MNT_NOEXEC check

From: Ulrich Drepper
Date: Thu May 17 2007 - 12:14:19 EST


On 5/17/07, Christoph Hellwig <hch@xxxxxx> wrote:
We don't allow loading ELF shared library from noexec points so the
same should apply to sys_uselib aswell.

Correct. But...

error = -EINVAL;
+ if (nd.mnt->mnt_flags & MNT_NOEXEC)
+ goto exit;

... the error here should be EACCES. Aside from that you get an ACK from me.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/