Re: [off-topic] Executable code in images

Mike Holland wrote:
> Jim Householder wrote:
>> I've heard that there can be executable code in jpg images. True? If
>> so, is there a tool that will tell me if it present and/or disable it?
>
> Sounds like the Bad Times virus :-) No, JPEGs just define a bitmap, and
> textual meta-data, if using EXIF.
> There have been executables masquerading as JPEGs. (Helped by windoze
> hiding filename extensions.)
> A jpeg might exploit a bug in a decoder (buffer overflow?).
>
> Or you could JFGI: http://www.google.com.au/search?jpeg+virus
>

Thanks. I think I need a memory upgrade/transplant. I seem to remember
asking the same question a year or two (more?) back...

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