diff options
Diffstat (limited to 'user/sox/CVE-2017-15371.patch')
-rw-r--r-- | user/sox/CVE-2017-15371.patch | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/user/sox/CVE-2017-15371.patch b/user/sox/CVE-2017-15371.patch new file mode 100644 index 000000000..7b38943f2 --- /dev/null +++ b/user/sox/CVE-2017-15371.patch @@ -0,0 +1,40 @@ +From 968c689ad2c4269a1a853434d99aa7ebf0c01354 Mon Sep 17 00:00:00 2001 +From: Mans Rullgard <mans@mansr.com> +Date: Sun, 5 Nov 2017 15:57:48 +0000 +Subject: [PATCH] flac: fix crash on corrupt metadata (CVE-2017-15371) + +--- + src/flac.c | 8 +++++--- + 1 file changed, 5 insertions(+), 3 deletions(-) + +diff --git a/src/flac.c b/src/flac.c +index 0d7829ec..07f45c1b 100644 +--- a/src/flac.c ++++ b/src/flac.c +@@ -119,9 +119,10 @@ static void decoder_metadata_callback(FLAC__StreamDecoder const * const flac, FL + p->total_samples = metadata->data.stream_info.total_samples; + } + else if (metadata->type == FLAC__METADATA_TYPE_VORBIS_COMMENT) { ++ const FLAC__StreamMetadata_VorbisComment *vc = &metadata->data.vorbis_comment; + size_t i; + +- if (metadata->data.vorbis_comment.num_comments == 0) ++ if (vc->num_comments == 0) + return; + + if (ft->oob.comments != NULL) { +@@ -129,8 +130,9 @@ static void decoder_metadata_callback(FLAC__StreamDecoder const * const flac, FL + return; + } + +- for (i = 0; i < metadata->data.vorbis_comment.num_comments; ++i) +- sox_append_comment(&ft->oob.comments, (char const *) metadata->data.vorbis_comment.comments[i].entry); ++ for (i = 0; i < vc->num_comments; ++i) ++ if (vc->comments[i].entry) ++ sox_append_comment(&ft->oob.comments, (char const *) vc->comments[i].entry); + } + } + +-- +2.25.0 + |