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| author | rmax <rmax> | 2007-09-11 18:01:45 (GMT) |
|---|---|---|
| committer | rmax <rmax> | 2007-09-11 18:01:45 (GMT) |
| commit | 7533cb993a48e0ba2289fb87e715c272c78df969 (patch) | |
| tree | 43e8911e117b031a2199690827934e981b0f9df7 /tests | |
| parent | 6b89991d6010393a5e2d4befbb123f8f79660b35 (diff) | |
| download | tk-7533cb993a48e0ba2289fb87e715c272c78df969.zip tk-7533cb993a48e0ba2289fb87e715c272c78df969.tar.gz tk-7533cb993a48e0ba2289fb87e715c272c78df969.tar.bz2 | |
* generic/tkImgGIF.c: Fixed a buffer overrun that got triggered by
multi-frame interlaced GIFs that contain subsequent frames that
are smaller than the first one.
* tests/imgPhoto.test: Added a test for the above.
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/imgPhoto.test | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/tests/imgPhoto.test b/tests/imgPhoto.test index 9905448..4118f74 100644 --- a/tests/imgPhoto.test +++ b/tests/imgPhoto.test @@ -9,7 +9,7 @@ # # Author: Paul Mackerras (paulus@cs.anu.edu.au) # -# RCS: @(#) $Id: imgPhoto.test,v 1.15.2.4 2006/03/27 15:40:38 dkf Exp $ +# RCS: @(#) $Id: imgPhoto.test,v 1.15.2.5 2007/09/11 18:01:46 rmax Exp $ package require tcltest 2.1 namespace import -force tcltest::configure @@ -669,6 +669,18 @@ test imgPhoto-14.2 {GIF -index handler buffer sizing} -setup { image delete $i } -returnCodes error -result {no image data for this index} +test imgPhoto-14.3 {GIF -index interleaving and small frames} -setup { + set i [image create photo] +} -body { + # Interleaved GIFs used to crash us when a smaller subsequent frame + # was accessed. + $i configure -format {GIF -index 1} -data { + R0lGODdhAQAFAPAAAP8AAAAAACwAAAAAAQAFAEACAoRdACwAAAAAAQAEAEACAoRRADs= + } +} -cleanup { + image delete $i +} + test imgPhoto-15.1 {photo images can fail to allocate memory gracefully} \ {nonPortable} { # This is not portable to very large machines with more around |