diff options
Diffstat (limited to 'generic/tkImgGIF.c')
| -rw-r--r-- | generic/tkImgGIF.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/generic/tkImgGIF.c b/generic/tkImgGIF.c index 7e237fa..549a997 100644 --- a/generic/tkImgGIF.c +++ b/generic/tkImgGIF.c @@ -466,7 +466,13 @@ FileReadGIF( */ if (Fread(gifConfPtr, buf, 1, 3, chan) != 3) { - return TCL_OK; + /* + * Bug [865af0148c]: 3 bytes should be there, but data ended before + */ + Tcl_SetObjResult(interp, Tcl_NewStringObj( + "GIF file truncated", -1)); + Tcl_SetErrorCode(interp, "TK", "IMAGE", "GIF", "TRUNCATED", NULL); + return TCL_ERROR; } bitPixel = 2 << (buf[0] & 0x07); |