Re: rm-ing files with open file descriptors

• Next message: Mike Phillips: "Re: [PATCH] IBM Lanstreamer bugfixes"
• Previous message: Andrea Arcangeli: "Re: [PATCH *] rmap VM 11c (RMAP IS A WINNER!)"
• In reply to: Horst von Brand: "Re: rm-ing files with open file descriptors"
• Next in thread: Rob Landley: "Re: rm-ing files with open file descriptors"
• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

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

Mike.
-
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/

• Next message: Mike Phillips: "Re: [PATCH] IBM Lanstreamer bugfixes"
• Previous message: Andrea Arcangeli: "Re: [PATCH *] rmap VM 11c (RMAP IS A WINNER!)"
• In reply to: Horst von Brand: "Re: rm-ing files with open file descriptors"
• Next in thread: Rob Landley: "Re: rm-ing files with open file descriptors"
• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

This archive was generated by hypermail 2b29 : Wed Jan 23 2002 - 21:00:33 EST