Comment 5 for bug 43286

That upstream change fixes the issue:

RCS file: /cvs/maptools/cvsroot/libtiff/libtiff/tif_jpeg.c,v
retrieving revision 1.43
retrieving revision 1.44
diff -u -r1.43 -r1.44
--- libtiff/tif_jpeg.c 7 Mar 2006 11:59:12 -0000 1.43
+++ libtiff/tif_jpeg.c 15 Mar 2006 20:56:40 -0000 1.44
@@ -1850,9 +1850,6 @@

        assert(scheme == COMPRESSION_JPEG);

- if ((tif->tif_flags & TIFF_CODERSETUP) == 0)
- JPEGCleanup(tif);
-
        /*
         * Allocate state block so tag methods have storage to record values.
         */

Fixed to dapper fix that upload:

 tiff (3.7.4-1ubuntu3) dapper; urgency=low
 .
   * debian/patches/fix_43286_crasher.patch:
     - upstream change, fix a crasher (Ubuntu: #43286)