diff options
Diffstat (limited to 'app-office/kword/files/koffice-xpdf-CVE-2007-3387.diff')
| -rw-r--r-- | app-office/kword/files/koffice-xpdf-CVE-2007-3387.diff | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/app-office/kword/files/koffice-xpdf-CVE-2007-3387.diff b/app-office/kword/files/koffice-xpdf-CVE-2007-3387.diff new file mode 100644 index 00000000..ded0e072 --- /dev/null +++ b/app-office/kword/files/koffice-xpdf-CVE-2007-3387.diff @@ -0,0 +1,20 @@ +--- filters/kword/pdf/xpdf/xpdf/Stream.cc ++++ filters/kword/pdf/xpdf/xpdf/Stream.cc +@@ -413,13 +413,11 @@ StreamPredictor::StreamPredictor(Stream + predLine = NULL; + ok = gFalse; + +- if (width <= 0 || nComps <= 0 || nBits <= 0 || +- nComps >= INT_MAX / nBits || +- width >= INT_MAX / nComps / nBits) +- return; +- + nVals = width * nComps; +- if (nVals * nBits + 7 <= 0) ++ if (width <= 0 || nComps <= 0 || nBits <= 0 || ++ nComps >= 4 || nBits > 16 || ++ width >= INT_MAX / nComps || ++ nVals >= (INT_MAX - 7) / nBits) + return; + + pixBytes = (nComps * nBits + 7) >> 3; |