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SubjectRe: [stable] Re: Linux 2.6.17.4
On Thu, Jul 06, 2006 at 06:24:23PM -0500, Chase Venters wrote:
> On Thursday 06 July 2006 17:28, Greg KH wrote:
> > case PR_SET_DUMPABLE:
> > - if (arg2 < 0 || arg2 > 2) {
> > + if (arg2 < 0 || arg2 > 1) {
> > error = -EINVAL;
> > break;
> > }
>
> Am I staring at this crooked, or not looking deep enough? My manual page for
> prctl says 2 is valid there. Specifically:
>
> Since kernel 2.6.13, the value 2 is also permitted; this causes
> any binary which normally would not be dumped to be dumped read-
> able by root only. (See also the description of
> /proc/sys/fs/suid_dumpable in proc(5).)
>
> ...has something changed, and my manpages don't reflect it? Did I miss a
> conversation about this?

Please refer to the CVE number for details.

thanks,

greg k-h
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