poppler/SOURCES/poppler-0.66.0-image-stream-getline.patch
2021-09-10 02:10:49 +00:00

28 lines
747 B
Diff

From f4136a6353162db249f63ddb0f20611622ab61b4 Mon Sep 17 00:00:00 2001
From: Albert Astals Cid <aacid@kde.org>
Date: Wed, 27 Feb 2019 19:43:22 +0100
Subject: [PATCH] ImageStream::getLine: fix crash on broken files
Fixes #728
---
poppler/Stream.cc | 3 +++
1 file changed, 3 insertions(+)
diff --git a/poppler/Stream.cc b/poppler/Stream.cc
index 33537b0e..a41435ab 100644
--- a/poppler/Stream.cc
+++ b/poppler/Stream.cc
@@ -496,6 +496,9 @@ unsigned char *ImageStream::getLine() {
}
int readChars = str->doGetChars(inputLineSize, inputLine);
+ if (unlikely(readChars == -1)) {
+ readChars = 0;
+ }
for ( ; readChars < inputLineSize; readChars++) inputLine[readChars] = EOF;
if (nBits == 1) {
p = inputLine;
--
2.20.1