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authorJackie Huang <jackie.huang@windriver.com>2017-08-17 14:44:29 +0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2017-09-11 22:13:16 +0100
commit1fd60ec87a713b64b94c436adc0a9a075131c4a8 (patch)
tree6ca670fd4789b5fe85c3f4e1b3472a8ca22755a4
parente4141497c960e82a0b825e4fde1df55223095546 (diff)
downloadopenembedded-core-1fd60ec87a713b64b94c436adc0a9a075131c4a8.zip
openembedded-core-1fd60ec87a713b64b94c436adc0a9a075131c4a8.tar.gz
openembedded-core-1fd60ec87a713b64b94c436adc0a9a075131c4a8.tar.bz2
libsndfile1: Fix CVE-2017-8363
Backport the patch to fix CVE-2017-8363: The flac_buffer_copy function in flac.c in libsndfile 1.0.28 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted audio file. Reference: https://nvd.nist.gov/vuln/detail/CVE-2017-8363 (From OE-Core rev: 9cc9956c5ed09f9016cb23bd763652e5ab55f3cd) Signed-off-by: Jackie Huang <jackie.huang@windriver.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> Signed-off-by: Armin Kuster <akuster808@gmail.com>
-rw-r--r--meta/recipes-multimedia/libsndfile/libsndfile1/CVE-2017-8363.patch37
-rw-r--r--meta/recipes-multimedia/libsndfile/libsndfile1_1.0.27.bb1
2 files changed, 38 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/libsndfile/libsndfile1/CVE-2017-8363.patch b/meta/recipes-multimedia/libsndfile/libsndfile1/CVE-2017-8363.patch
new file mode 100644
index 0000000..e526e5a
--- /dev/null
+++ b/meta/recipes-multimedia/libsndfile/libsndfile1/CVE-2017-8363.patch
@@ -0,0 +1,37 @@
+From cd7da8dbf6ee4310d21d9e44b385d6797160d9e8 Mon Sep 17 00:00:00 2001
+From: Erik de Castro Lopo <erikd@mega-nerd.com>
+Date: Wed, 12 Apr 2017 20:19:34 +1000
+Subject: [PATCH] src/flac.c: Fix another memory leak
+
+When the FLAC decoder was passed a malformed file, the associated
+`FLAC__StreamDecoder` object was not getting released.
+
+Closes: https://github.com/erikd/libsndfile/issues/233
+
+CVE: CVE-2017-8363
+
+Upstream-Status: Backport [https://github.com/erikd/libsndfile/commit/cd7da8dbf6ee4310d21d9e44b385d6797160d9e8]
+
+Signed-off-by: Jackie Huang <jackie.huang@windriver.com>
+---
+ src/flac.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/src/flac.c b/src/flac.c
+index 986a7b8..5a4f8c2 100644
+--- a/src/flac.c
++++ b/src/flac.c
+@@ -841,7 +841,9 @@ flac_read_header (SF_PRIVATE *psf)
+
+ psf_log_printf (psf, "End\n") ;
+
+- if (psf->error == 0)
++ if (psf->error != 0)
++ FLAC__stream_decoder_delete (pflac->fsd) ;
++ else
+ { FLAC__uint64 position ;
+
+ FLAC__stream_decoder_get_decode_position (pflac->fsd, &position) ;
+--
+2.7.4
+
diff --git a/meta/recipes-multimedia/libsndfile/libsndfile1_1.0.27.bb b/meta/recipes-multimedia/libsndfile/libsndfile1_1.0.27.bb
index b255d72..c6df4e9 100644
--- a/meta/recipes-multimedia/libsndfile/libsndfile1_1.0.27.bb
+++ b/meta/recipes-multimedia/libsndfile/libsndfile1_1.0.27.bb
@@ -9,6 +9,7 @@ SRC_URI = "http://www.mega-nerd.com/libsndfile/files/libsndfile-${PV}.tar.gz \
file://CVE-2017-6892.patch \
file://CVE-2017-8361-8365.patch \
file://CVE-2017-8362.patch \
+ file://CVE-2017-8363.patch \
"
SRC_URI[md5sum] = "fd1d97c6077f03b5d984d7956ffedb7a"