[Bug 1941752] Re: Regression: exiv2 0.27.3-3ubuntu1.5 makes Gwenview crash when opening images exported by darktable

[Jan Rathmann]

The following change in CVE-2021-37620-3.patch is responsible:

--- exiv2-0.27.3.orig/src/tags_int.cpp
+++ exiv2-0.27.3/src/tags_int.cpp
@@ -2865,7 +2865,7 @@ namespace Exiv2 {
         }
 
         std::string stringValue = value.toString();
-        if (stringValue[19] == 'Z') {
+        if (stringValue.at(19) == 'Z') {
             stringValue = stringValue.substr(0, 19);
         }
         for (size_t i = 0; i < stringValue.length(); ++i) {

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Title:
  Regression: exiv2 0.27.3-3ubuntu1.5 makes Gwenview crash when opening
  images exported by darktable

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