[Libreoffice-commits] core.git: 2 commits - vcl/Module_vcl.mk vcl/source

[David Tardon]

 vcl/Module_vcl.mk           |    1 +
 vcl/source/gdi/dibtools.cxx |   11 +++++++++++
 2 files changed, 12 insertions(+)

New commits:
commit a5ebee938e7c77c93f22284b4a2c3a4333c8703a
Author: David Tardon <dtar...@redhat.com>
Date:   Thu Jan 21 10:19:13 2016 +0100

    Revert "disable test that suddenly eats GBs of memory"
    
    This reverts commit e1367aaf7d9cc93bbbe3ba64015fde3469c61c6e.

diff --git a/vcl/Module_vcl.mk b/vcl/Module_vcl.mk
index bedb0e7..299ffb1 100644
--- a/vcl/Module_vcl.mk
+++ b/vcl/Module_vcl.mk
@@ -100,6 +100,7 @@ $(eval $(call gb_Module_add_check_targets,vcl,\
        CppunitTest_vcl_font \
        CppunitTest_vcl_fontmetric \
        CppunitTest_vcl_complextext \
+       CppunitTest_vcl_filters_test \
        CppunitTest_vcl_outdev \
        CppunitTest_vcl_app_test \
        CppunitTest_vcl_wmf_test \
commit 32b0e02e5b82a8a13822e115574c6b77e30127ef
Author: David Tardon <dtar...@redhat.com>
Date:   Thu Jan 21 12:28:19 2016 +0100

    at least partially sanitize image dimensions
    
    ... to avoid enormous allocations later.
    
    Change-Id: I8ffb050f095bd7ba2fee5be738bb30cd45170b82

diff --git a/vcl/source/gdi/dibtools.cxx b/vcl/source/gdi/dibtools.cxx
index 59db04c..e5b67fa 100644
--- a/vcl/source/gdi/dibtools.cxx
+++ b/vcl/source/gdi/dibtools.cxx
@@ -301,6 +301,17 @@ bool ImplReadDIBInfoHeader(SvStream& rIStm, DIBV5Header& 
rHeader, bool& bTopDown
         return false;
     }
 
+    if (rHeader.nCompression == 0)
+    {
+        sal_uInt64 nMaxSize = rIStm.remainingSize();
+        if (rHeader.nHeight != 0)
+            nMaxSize /= rHeader.nHeight;
+        if (rHeader.nPlanes != 0)
+            nMaxSize /= rHeader.nPlanes;
+        if (sal_Int64(nMaxSize) < rHeader.nWidth)
+            return false;
+    }
+
     return rIStm.good();
 }
 
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