diff options
Diffstat (limited to 'source/kde/patch/calligra/calligra.words.fix_overflow.diff')
| -rw-r--r-- | source/kde/patch/calligra/calligra.words.fix_overflow.diff | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/source/kde/patch/calligra/calligra.words.fix_overflow.diff b/source/kde/patch/calligra/calligra.words.fix_overflow.diff new file mode 100644 index 000000000..1a68b3f9d --- /dev/null +++ b/source/kde/patch/calligra/calligra.words.fix_overflow.diff @@ -0,0 +1,16 @@ +diff --git a/filters/words/msword-odf/wv2/src/styles.cpp b/filters/words/msword-odf/wv2/src/styles.cpp +index 02a82a0..78ac31d 100644 +--- a/filters/words/msword-odf/wv2/src/styles.cpp ++++ b/filters/words/msword-odf/wv2/src/styles.cpp +@@ -248,6 +248,11 @@ throw(InvalidFormatException) + #ifdef WV2_DEBUG_STYLESHEET + wvlog << "cbUPX: " << cbUPX << endl; + #endif ++ // do not overflow the allocated buffer grupx ++ if (offset + cbUPX > grupxLen) { ++ wvlog << "====> Error: grupx would overflow!" << endl; ++ return false; ++ } + for ( U16 j = 0; j < cbUPX; ++j ) { + grupx[ offset + j ] = stream->readU8(); // read the whole UPX + #ifdef WV2_DEBUG_STYLESHEET |