Attachment 13136 Details for Bug 30060 – exiv2- patch2

[patch] exiv2- patch2

CVE-2021-29457-exiv-0.27.4.patch (text/plain), 594 bytes, created by christian barranco on 2022-02-17 12:17:06 CET

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Creator: christian barranco

Created: 2022-02-17 12:17:06 CET

Size: 594 bytes

patch

obsolete

--- exiv2-0.27.4/src/jp2image.cpp	2021-06-15 09:57:33.000000000 -0400
+++ exiv2-0.27.4/src/jp2image.cpp.dlucio	2021-07-04 17:42:08.883791376 -0400
@@ -245,9 +245,10 @@ static void boxes_check(size_t b,size_t
 
             if (box.length == 0) return ;
 
-            if (box.length == 1)
+            if (box.length < 8)
             {
-                // FIXME. Special case. the real box size is given in another place.
+                 // box is broken, so there is nothing we can do here
+                 throw Error(kerCorruptedMetadata);
             }
 
             switch(box.type)

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