On Sun, 2010-01-03 at 04:58 -0800, Bart Massey wrote: > My backup system is built entirely around the cryptoloop module, and I > have no real interest in re-engineering it. In my application, the > weakness referred to in CVE-2004-2135 is largely irrelevant. I'm not > sure what "cryptoloop doesn't work with journaling filesystems" is > supposed to mean; it has seemed to work fine for me for years and > years. [...]
Journalling filesystems rely on proper implementation of write barriers, but I believe cryptoloop doesn't provide that. (This is not unique to cryptoloop; several other block translation drivers have the same problem.) Ben. -- Ben Hutchings The obvious mathematical breakthrough [to break modern encryption] would be development of an easy way to factor large prime numbers. - Bill Gates
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