Re: Bug#291631: cmp/diff/etc. lack PT_GNU_STACK header

[Santiago Vila <sanvila@unex.es>]

reassign 291631 lintian
severity 291631 wishlist
thanks

On Fri, 21 Jan 2005, Greg Norris wrote:

> Package: diff
> Version: 2.8.1-9
> Severity: minor
> 
> The binaries appear to have been built without the PT_GNU_STACK header,
> which makes the 2.6.10 kernel enable read-implies-exec behaviour.  This
> in turn causes problems under SELinux, because executable stacks are not
> typically allowed for legacy binaries.
> 
>    $ execstack -q `which cmp diff`
>    ? /usr/bin/cmp
>    ? /usr/bin/diff
> 
> It appears that rebuilding with a current toolchain is all that's
> required to work around this issue.  I didn't have to do anything
> special under sid (i386), at least.
> 
>    $ gcc --version | head -1
>    gcc (GCC) 3.3.5 (Debian 1:3.3.5-6)
>    $ execstack -q `which cmp diff`
>    - /usr/bin/cmp
>    - /usr/bin/diff
> 
> 
> I've set the severity to minor, since SELinux isn't currently integrated
> into Debian proper.  Please let me know if you need any additional
> information.

I closed this bug because there must be literally hundreds of packages
like this and I consider premature to submit bugs for all of them.

However, it could be that the lintian maintainer might be willing to add
a check for this, so I'm reassigning this to lintian as a wishlist.

Thanks.