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-rw-r--r--apt-pkg/versionmatch.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/apt-pkg/versionmatch.cc b/apt-pkg/versionmatch.cc
index 17a54bc4c..c40b1fdbc 100644
--- a/apt-pkg/versionmatch.cc
+++ b/apt-pkg/versionmatch.cc
@@ -118,7 +118,7 @@ pkgVersionMatch::pkgVersionMatch(string Data,MatchType Type) : Type(Type)
if (Type == Origin)
{
- if (Data[0] == '"' && Data.end()[-1] == '"')
+ if (Data[0] == '"' && Data.length() >= 2 && Data.end()[-1] == '"')
OrSite = Data.substr(1, Data.length() - 2);
else
OrSite = Data;