Bug#194327: fix

[Koblinger Egmont <egmont@uhulinux.hu>]

The bug is in debVersioningSystem::CmpFragment(), where value of pointers
A and B grow beyond AEnd and BEnd, respectively. This trivial patch fixes
the problem:

--- apt-0.5.5.1.orig/apt-pkg/deb/debversion.cc
+++ apt-0.5.5.1/apt-pkg/deb/debversion.cc
@@ -65,8 +65,8 @@
    {
       int first_diff = 0;

-      while ((lhs != AEnd && !isdigit(*lhs)) ||
-	     (rhs != BEnd && !isdigit(*rhs)) )
+      while (lhs != AEnd && rhs != BEnd &&
+	     (!isdigit(*lhs) || !isdigit(*rhs)))
       {
 	 int vc = order(*lhs);
 	 int rc = order(*rhs);



bye,
Egmont