> I noticed that the moxa input checking security bug described by
> CVE-2005-0504 appears to remain unfixed upstream.
>
> The issue is described here:
> http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-0504
>
> Debian has been shipping the following patch from Andres Salomon. I
> tried contacting the listed maintainer a few months ago but received
> no response.
case MOXA_LOAD_BIOS:
case MOXA_FIND_BOARD:
case MOXA_LOAD_C320B:
case MOXA_LOAD_CODE:
if (!capable(CAP_SYS_RAWIO))
return -EPERM;
break;
At the point you abuse these calls you can already just load arbitary
data from userspace anyway.
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