tigervnc/SOURCES/tigervnc-CVE-2019-15695.patch

18 lines
454 B
Diff

diff --git a/common/rfb/PixelFormat.cxx b/common/rfb/PixelFormat.cxx
index a9d015d..896f4e5 100644
--- a/common/rfb/PixelFormat.cxx
+++ b/common/rfb/PixelFormat.cxx
@@ -200,6 +200,12 @@ bool PixelFormat::is888(void) const
return false;
if (blueMax != 255)
return false;
+ if ((redShift & 0x7) != 0)
+ return false;
+ if ((greenShift & 0x7) != 0)
+ return false;
+ if ((blueShift & 0x7) != 0)
+ return false;
return true;
}