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SubjectRe: 2.2 imminent.. /proc security fix?
On Mon, Oct 12, 1998 at 11:43:42AM +0100, Chris Evans wrote:

> Since 2.2 seems imminent, I thought I'd put on my "security hat".
> There's a /proc security fix in 2.0.3x which I'd like to see in
> 2.2.
>
> The fix stops someone holding open "/proc/<pid>/*" files, letting
> the process exit, then waiting for "pid" to be re-used, gaining
> read access to semi-sensitive info.

My preferred fix to this, not possible in 2.2.x time is to make uid_t
32-bit (although this only buys us time... no doubt DaveM or someone
will have a sparc-something that can wrap that is a couple of years).



-cw

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