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-rw-r--r--meta/recipes-support/libexif/libexif/CVE-2017-7544.patch40
-rw-r--r--meta/recipes-support/libexif/libexif_0.6.21.bb3
2 files changed, 42 insertions, 1 deletions
diff --git a/meta/recipes-support/libexif/libexif/CVE-2017-7544.patch b/meta/recipes-support/libexif/libexif/CVE-2017-7544.patch
new file mode 100644
index 0000000000..e49481ff84
--- /dev/null
+++ b/meta/recipes-support/libexif/libexif/CVE-2017-7544.patch
@@ -0,0 +1,40 @@
1From 8a92f964a66d476ca8907234359e92a70fc1325b Mon Sep 17 00:00:00 2001
2From: Changqing Li <changqing.li@windriver.com>
3Date: Tue, 28 Aug 2018 15:12:10 +0800
4Subject: [PATCH] On saving makernotes, make sure the makernote container tags
5 has a type with 1 byte components.
6
7Fixes (at least):
8 https://sourceforge.net/p/libexif/bugs/130
9 https://sourceforge.net/p/libexif/bugs/129
10
11Upstream-Status: Backport[https://github.com/libexif/libexif/commit/
12c39acd1692023b26290778a02a9232c873f9d71a#diff-830e348923810f00726700b083ec00cd]
13
14CVE: CVE-2017-7544
15
16Signed-off-by: Changqing Li <changqing.li@windriver.com>
17---
18 libexif/exif-data.c | 6 ++++++
19 1 file changed, 6 insertions(+)
20
21diff --git a/libexif/exif-data.c b/libexif/exif-data.c
22index 67df4db..6bf89eb 100644
23--- a/libexif/exif-data.c
24+++ b/libexif/exif-data.c
25@@ -255,6 +255,12 @@ exif_data_save_data_entry (ExifData *data, ExifEntry *e,
26 exif_mnote_data_set_offset (data->priv->md, *ds - 6);
27 exif_mnote_data_save (data->priv->md, &e->data, &e->size);
28 e->components = e->size;
29+ if (exif_format_get_size (e->format) != 1) {
30+ /* e->format is taken from input code,
31+ * but we need to make sure it is a 1 byte
32+ * entity due to the multiplication below. */
33+ e->format = EXIF_FORMAT_UNDEFINED;
34+ }
35 }
36 }
37
38--
392.7.4
40
diff --git a/meta/recipes-support/libexif/libexif_0.6.21.bb b/meta/recipes-support/libexif/libexif_0.6.21.bb
index cff4caede9..b550a1125c 100644
--- a/meta/recipes-support/libexif/libexif_0.6.21.bb
+++ b/meta/recipes-support/libexif/libexif_0.6.21.bb
@@ -4,7 +4,8 @@ SECTION = "libs"
4LICENSE = "LGPLv2.1" 4LICENSE = "LGPLv2.1"
5LIC_FILES_CHKSUM = "file://COPYING;md5=243b725d71bb5df4a1e5920b344b86ad" 5LIC_FILES_CHKSUM = "file://COPYING;md5=243b725d71bb5df4a1e5920b344b86ad"
6 6
7SRC_URI = "${SOURCEFORGE_MIRROR}/libexif/libexif-${PV}.tar.bz2" 7SRC_URI = "${SOURCEFORGE_MIRROR}/libexif/libexif-${PV}.tar.bz2 \
8 file://CVE-2017-7544.patch"
8 9
9SRC_URI[md5sum] = "27339b89850f28c8f1c237f233e05b27" 10SRC_URI[md5sum] = "27339b89850f28c8f1c237f233e05b27"
10SRC_URI[sha256sum] = "16cdaeb62eb3e6dfab2435f7d7bccd2f37438d21c5218ec4e58efa9157d4d41a" 11SRC_URI[sha256sum] = "16cdaeb62eb3e6dfab2435f7d7bccd2f37438d21c5218ec4e58efa9157d4d41a"