diff options
Diffstat (limited to 'sw/source/filter/ww8/ww8graf.cxx')
| -rw-r--r-- | sw/source/filter/ww8/ww8graf.cxx | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sw/source/filter/ww8/ww8graf.cxx b/sw/source/filter/ww8/ww8graf.cxx index 8051810875a7..6a298878b807 100644 --- a/sw/source/filter/ww8/ww8graf.cxx +++ b/sw/source/filter/ww8/ww8graf.cxx @@ -1994,8 +1994,14 @@ void SwWW8ImplReader::MapWrapIntoFlyFmt(SvxMSDffImportRec* pRecord, static sal_Int32 lcl_ConvertCrop(sal_uInt32 const nCrop, sal_Int32 const nSize) { // cast to sal_Int32 to handle negative crop properly - return ((static_cast<sal_Int32>(nCrop) >> 16) * nSize) - + (((nCrop & 0xffff) * nSize) >> 16) ; + sal_Int32 const nIntegral(static_cast<sal_Int32>(nCrop) >> 16); + // fdo#77454: heuristic to detect mangled values written by old OOo/LO + if (abs(nIntegral) >= 50) // FIXME: what's a good cut-off? + { + SAL_INFO("sw.ww8", "ignoring suspiciously large crop: " << nIntegral); + return 0; + } + return (nIntegral * nSize) + (((nCrop & 0xffff) * nSize) >> 16); } void |