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libexif: fix CVE-2017-7544

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maxice8 2018-10-02 17:40:37 -03:00 committed by maxice8
parent 98c0e514b9
commit 24c297c1f4
2 changed files with 19 additions and 4 deletions
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15
srcpkgs/libexif/patches/CVE-2017-7544.patch Normal file
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@ -0,0 +1,15 @@
--- libexif/exif-data.c 12 Jul 2012 17:28:26 -0000 1.131
+++ libexif/exif-data.c 25 Jul 2017 21:34:06 -0000
@@ -255,6 +255,12 @@
exif_mnote_data_set_offset (data->priv->md, *ds - 6);
exif_mnote_data_save (data->priv->md, &e->data, &e->size);
e->components = e->size;
+ if (exif_format_get_size (e->format) != 1) {
+ /* e->format is taken from input code,
+ * but we need to make sure it is a 1 byte
+ * entity due to the multiplication below. */
+ e->format = EXIF_FORMAT_UNDEFINED;
+ }
}
}

8
srcpkgs/libexif/template
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@ -1,14 +1,14 @@
# Template build file for 'libexif'.
# Template file for 'libexif'
pkgname=libexif
version=0.6.21
revision=4
revision=5
build_style=gnu-configure
configure_args="ac_cv_path_DOXYGEN=false"
short_desc="EXIF file library"
maintainer="Juan RP <xtraeme@voidlinux.eu>"
license="LGPL-2.1-or-later"
homepage="http://sourceforge.net/projects/libexif"
license="LGPL-2.1"
distfiles="${SOURCEFORGE_SITE}/$pkgname/$pkgname-$version.tar.bz2"
distfiles="${SOURCEFORGE_SITE}/${pkgname}/${pkgname}-${version}.tar.bz2"
checksum=16cdaeb62eb3e6dfab2435f7d7bccd2f37438d21c5218ec4e58efa9157d4d41a
libexif-devel_package() {