29 lines
1.1 KiB
Diff
29 lines
1.1 KiB
Diff
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From b224e2f5739fe61de9fa69955d016725b2a4b78d Mon Sep 17 00:00:00 2001
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From: Albert Astals Cid <aacid@kde.org>
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Date: Mon, 15 Jul 2019 22:11:09 +0200
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Subject: [PATCH] SplashOutputDev::tilingPatternFill: Fix crash on broken file
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Issue #802
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---
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poppler/SplashOutputDev.cc | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/poppler/SplashOutputDev.cc b/poppler/SplashOutputDev.cc
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index 544f132d..3d2befc2 100644
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--- a/poppler/SplashOutputDev.cc
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+++ b/poppler/SplashOutputDev.cc
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@@ -4581,6 +4581,10 @@ bool SplashOutputDev::tilingPatternFill(GfxState *state, Gfx *gfxA, Catalog *cat
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surface_width = (int) ceil (fabs(kx));
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surface_height = (int) ceil (fabs(ky));
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// adjust repeat values to completely fill region
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+ if (unlikely(surface_width == 0 || surface_height == 0)) {
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+ state->setCTM(savedCTM[0], savedCTM[1], savedCTM[2], savedCTM[3], savedCTM[4], savedCTM[5]);
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+ return gFalse;
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+ }
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repeatX = result_width / surface_width;
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repeatY = result_height / surface_height;
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if (surface_width * repeatX < result_width)
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--
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2.24.1
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