Messages in this thread | | | Subject | Re: rm-ing files with open file descriptors | Date | Sun, 20 Jan 2002 16:48:06 +0100 | From | Horst von Brand <> |
| |
Miquel van Smoorenburg <miquels@cistron.nl> said: > According to Horst von Brand: > > > I now have a flink-test2.txt file. That is pretty cool ;) > > > > This is a possible security risk: The unlinking program thinks the file is > > forever inaccessible, but it isn't... > > Why. If you keep an fd open to it it's accessible anyway, and if > you like you can copy it to a new file. Or you could link(2) it > beforehand, etc etc
Right. So the "staying around in /proc" is a risk. -- Horst von Brand http://counter.li.org # 22616 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |