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authorMark Wielaard <mark@klomp.org>2013-07-07 22:22:25 +0200
committerMichael Stahl <mstahl@redhat.com>2013-07-08 11:50:59 +0000
commitfb1931f94724703243c31e6be72267c327052f56 (patch)
tree07c91c747e08a3b6f36d5b7edf65caf47a1faf24
parent3a87ba9725ef7e1e9a15c5b7abda87d36c9dc614 (diff)
Robustify MathType::HandleRecords.
Initialize nTag to zero before reading from the stream. In case the stream is faulty. That will make nRecord equal to END so we drop out of the do while loop and don't use unitialized variables. Change-Id: Iad135e8d7f53c41cf8a764e5c7ab0f0cc5ffc6f0 Reviewed-on: https://gerrit.libreoffice.org/4759 Reviewed-by: Michael Stahl <mstahl@redhat.com> Tested-by: Michael Stahl <mstahl@redhat.com>
-rw-r--r--starmath/source/mathtype.cxx1
1 files changed, 1 insertions, 0 deletions
diff --git a/starmath/source/mathtype.cxx b/starmath/source/mathtype.cxx
index b910a41daa10..22b48f725495 100644
--- a/starmath/source/mathtype.cxx
+++ b/starmath/source/mathtype.cxx
@@ -670,6 +670,7 @@ int MathType::HandleRecords(int nLevel,sal_uInt8 nSelector,
do
{
+ nTag = 0;
*pS >> nTag;
nRecord = nTag&0x0F;