On Wed, 2 Jan 2008 14:09:57 +0000 Al Viro <[EMAIL PROTECTED]> wrote: > Contents of /proc/*/maps is sensitive and may become sensitive > after open() (e.g. if target originally shares our ->mm and later > does exec on suid-root binary). > Check at read() (actually, ->start() of iterator) time that > mm_struct we'd grabbed and locked is > * still the ->mm of target > * equal to reader's ->mm or the target is ptracable by reader. > > Signed-off-by: Al Viro <[EMAIL PROTECTED]> Acked-by: Rik van Riel <[EMAIL PROTECTED]>
-- All rights reversed. -- 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/
