poppler/Function.cc | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)
New commits: commit 06f489545cae5aff07a8632cb35c13af6a70d82f Author: Albert Astals Cid <[email protected]> Date: Mon Jun 19 23:18:51 2017 +0200 Fix crash on malformed files Bug #101500 diff --git a/poppler/Function.cc b/poppler/Function.cc index 7f359b8e..785933df 100644 --- a/poppler/Function.cc +++ b/poppler/Function.cc @@ -13,7 +13,7 @@ // All changes made under the Poppler project to this file are licensed // under GPL version 2 or later // -// Copyright (C) 2006, 2008-2010, 2013-2015 Albert Astals Cid <[email protected]> +// Copyright (C) 2006, 2008-2010, 2013-2015, 2017 Albert Astals Cid <[email protected]> // Copyright (C) 2006 Jeff Muizelaar <[email protected]> // Copyright (C) 2010 Christian Feuersänger <[email protected]> // Copyright (C) 2011 Andrea Canciani <[email protected]> @@ -1623,7 +1623,9 @@ void PostScriptFunction::exec(PSStack *stack, int codePtr) { case psOpIdiv: i2 = stack->popInt(); i1 = stack->popInt(); - stack->pushInt(i1 / i2); + if (likely(i2 != 0)) { + stack->pushInt(i1 / i2); + } break; case psOpIndex: stack->index(stack->popInt()); @@ -1659,7 +1661,9 @@ void PostScriptFunction::exec(PSStack *stack, int codePtr) { case psOpMod: i2 = stack->popInt(); i1 = stack->popInt(); - stack->pushInt(i1 % i2); + if (likely(i2 != 0)) { + stack->pushInt(i1 % i2); + } break; case psOpMul: if (stack->topTwoAreInts()) {
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