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CVE: CVE-2021-29338 Ref: * uclouvain/openjpeg#1338 Signed-off-by: Kai Kang <kai.kang@windriver.com> Signed-off-by: Khem Raj <raj.khem@gmail.com>
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meta-oe/recipes-graphics/openjpeg/openjpeg/CVE-2021-29338.patch
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,78 @@ | ||
Upstream-Status: Backport [https://github.com/uclouvain/openjpeg/pull/1395/commits/f0727df] | ||
CVE: CVE-2021-29338 | ||
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Signed-off-by: Kai Kang <kai.kang@windriver.com> | ||
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From f0727df07c4d944d7d1c5002451cfbc9545d3288 Mon Sep 17 00:00:00 2001 | ||
From: Brad Parham <brad.a.parham@intel.com> | ||
Date: Wed, 12 Jan 2022 12:20:28 +0100 | ||
Subject: [PATCH] Fix integer overflow in num_images | ||
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Includes the fix for CVE-2021-29338 | ||
Credit to @kaniini based on #1346 | ||
Fixes #1338 | ||
--- | ||
src/bin/jp2/opj_compress.c | 4 ++-- | ||
src/bin/jp2/opj_decompress.c | 5 ++--- | ||
src/bin/jp2/opj_dump.c | 7 ++++--- | ||
3 files changed, 8 insertions(+), 8 deletions(-) | ||
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diff --git a/src/bin/jp2/opj_compress.c b/src/bin/jp2/opj_compress.c | ||
index 8c71d4536..1399d5277 100644 | ||
--- a/src/bin/jp2/opj_compress.c | ||
+++ b/src/bin/jp2/opj_compress.c | ||
@@ -1959,9 +1959,9 @@ int main(int argc, char **argv) | ||
num_images = get_num_images(img_fol.imgdirpath); | ||
dirptr = (dircnt_t*)malloc(sizeof(dircnt_t)); | ||
if (dirptr) { | ||
- dirptr->filename_buf = (char*)malloc(num_images * OPJ_PATH_LEN * sizeof( | ||
+ dirptr->filename_buf = (char*)calloc(num_images, OPJ_PATH_LEN * sizeof( | ||
char)); /* Stores at max 10 image file names*/ | ||
- dirptr->filename = (char**) malloc(num_images * sizeof(char*)); | ||
+ dirptr->filename = (char**) calloc(num_images, sizeof(char*)); | ||
if (!dirptr->filename_buf) { | ||
ret = 0; | ||
goto fin; | ||
diff --git a/src/bin/jp2/opj_decompress.c b/src/bin/jp2/opj_decompress.c | ||
index fc0012b63..e1217f891 100644 | ||
--- a/src/bin/jp2/opj_decompress.c | ||
+++ b/src/bin/jp2/opj_decompress.c | ||
@@ -1374,14 +1374,13 @@ int main(int argc, char **argv) | ||
return EXIT_FAILURE; | ||
} | ||
/* Stores at max 10 image file names */ | ||
- dirptr->filename_buf = (char*)malloc(sizeof(char) * | ||
- (size_t)num_images * OPJ_PATH_LEN); | ||
+ dirptr->filename_buf = calloc((size_t) num_images, sizeof(char) * OPJ_PATH_LEN); | ||
if (!dirptr->filename_buf) { | ||
failed = 1; | ||
goto fin; | ||
} | ||
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- dirptr->filename = (char**) malloc((size_t)num_images * sizeof(char*)); | ||
+ dirptr->filename = (char**) calloc((size_t) num_images, sizeof(char*)); | ||
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if (!dirptr->filename) { | ||
failed = 1; | ||
diff --git a/src/bin/jp2/opj_dump.c b/src/bin/jp2/opj_dump.c | ||
index 6111d2ab6..d2646f10e 100644 | ||
--- a/src/bin/jp2/opj_dump.c | ||
+++ b/src/bin/jp2/opj_dump.c | ||
@@ -515,13 +515,14 @@ int main(int argc, char *argv[]) | ||
if (!dirptr) { | ||
return EXIT_FAILURE; | ||
} | ||
- dirptr->filename_buf = (char*)malloc((size_t)num_images * OPJ_PATH_LEN * sizeof( | ||
- char)); /* Stores at max 10 image file names*/ | ||
+ /* Stores at max 10 image file names*/ | ||
+ dirptr->filename_buf = (char*) calloc((size_t) num_images, | ||
+ OPJ_PATH_LEN * sizeof(char)); | ||
if (!dirptr->filename_buf) { | ||
free(dirptr); | ||
return EXIT_FAILURE; | ||
} | ||
- dirptr->filename = (char**) malloc((size_t)num_images * sizeof(char*)); | ||
+ dirptr->filename = (char**) calloc((size_t) num_images, sizeof(char*)); | ||
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if (!dirptr->filename) { | ||
goto fails; |
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