26 lines
1017 B
Diff
26 lines
1017 B
Diff
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http://openwall.com/lists/oss-security/2017/08/28/4
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https://github.com/uclouvain/openjpeg/commit/e5285319229a5d77bf316bb0d3a6cbd3cb8666d9.patch
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From e5285319229a5d77bf316bb0d3a6cbd3cb8666d9 Mon Sep 17 00:00:00 2001
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From: Even Rouault <even.rouault@spatialys.com>
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Date: Fri, 18 Aug 2017 13:39:20 +0200
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Subject: [PATCH] pgxtoimage(): fix write stack buffer overflow (#997)
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---
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src/bin/jp2/convert.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/bin/jp2/convert.c b/src/bin/jp2/convert.c
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index 5459f7d44..e606c9be7 100644
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--- a/src/bin/jp2/convert.c
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+++ b/src/bin/jp2/convert.c
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@@ -1185,7 +1185,7 @@ opj_image_t* pgxtoimage(const char *filename, opj_cparameters_t *parameters)
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}
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fseek(f, 0, SEEK_SET);
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- if (fscanf(f, "PG%[ \t]%c%c%[ \t+-]%d%[ \t]%d%[ \t]%d", temp, &endian1,
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+ if (fscanf(f, "PG%31[ \t]%c%c%31[ \t+-]%d%31[ \t]%d%31[ \t]%d", temp, &endian1,
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&endian2, signtmp, &prec, temp, &w, temp, &h) != 9) {
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fclose(f);
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fprintf(stderr,
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