<s>
LibTIFF	B-Library
is	O
a	O
library	B-Library
for	O
reading	O
and	O
writing	O
Tagged	O
Image	O
File	O
Format	O
(	O
abbreviated	O
TIFF	O
)	O
files	O
.	O
</s>
<s>
The	O
set	O
also	O
contains	O
command	B-Application
line	I-Application
tools	I-Application
for	O
processing	O
TIFFs	O
.	O
</s>
<s>
The	O
LibTIFF	B-Library
software	O
was	O
originally	O
written	O
by	O
Sam	O
Leffler	O
while	O
working	O
for	O
Silicon	O
Graphics	O
.	O
</s>
<s>
Support	O
for	O
BigTIFF	O
,	O
files	O
larger	O
than	O
4	O
GiB	O
,	O
was	O
included	O
for	O
LibTIFF	B-Library
4.0	O
.	O
</s>
<s>
Incorrect	O
offset	O
values	O
can	O
cause	O
programs	O
to	O
attempt	O
to	O
read	O
erroneous	O
portions	O
of	O
the	O
file	O
or	O
attempt	O
to	O
read	O
past	O
the	O
physical	O
end	B-Language
of	I-Language
file	I-Language
.	O
</s>
<s>
Improperly	O
encoded	O
packet	O
or	O
line	O
lengths	O
within	O
the	O
file	O
can	O
cause	O
rendering	O
programs	O
which	O
lack	O
appropriate	O
boundary	O
checks	O
to	O
overflow	B-General_Concept
their	I-General_Concept
internal	I-General_Concept
buffers	I-General_Concept
.	O
</s>
<s>
Multiple	O
buffer	B-General_Concept
overflows	I-General_Concept
have	O
been	O
found	O
in	O
LibTIFF	B-Library
.	O
</s>
<s>
Some	O
of	O
these	O
have	O
also	O
been	O
used	O
to	O
execute	O
unsigned	O
code	O
on	O
the	O
PlayStation	B-Device
Portable	I-Device
,	O
as	O
well	O
as	O
run	O
third-party	O
applications	O
on	O
the	O
iPhone	B-Device
and	O
iPod	B-Device
Touch	I-Device
firmware	O
.	O
</s>
<s>
Around	O
January	O
2004	O
,	O
the	O
original	O
LibTIFF	B-Library
website	O
had	O
been	O
hijacked	B-Protocol
,	O
after	O
it	O
had	O
disappeared	O
in	O
September	O
2003	O
due	O
to	O
ISP	O
problems	O
.	O
</s>
<s>
The	O
libtiff	B-Library
dot	O
org	O
site	O
contains	O
a	O
very	O
outdated	O
mirror	O
of	O
the	O
real	O
site	O
,	O
and	O
much	O
of	O
the	O
information	O
contained	O
therein	O
is	O
incorrect	O
,	O
including	O
the	O
current	O
version	O
number	O
,	O
authors	O
,	O
mailing	O
list	O
address	O
,	O
and	O
the	O
CVS	B-Application
information	O
.	O
</s>
<s>
In	O
September	O
2016	O
,	O
the	O
LibTIFF	B-Library
maintainers	O
lost	O
control	O
of	O
remotesensing.org/libtiff/	O
,	O
which	O
had	O
been	O
the	O
main	O
site	O
since	O
2003	O
.	O
</s>
