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-rw-r--r--gnu/packages/patches/flac-CVE-2017-6888.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/gnu/packages/patches/flac-CVE-2017-6888.patch b/gnu/packages/patches/flac-CVE-2017-6888.patch
new file mode 100644
index 0000000000..d2583201b4
--- /dev/null
+++ b/gnu/packages/patches/flac-CVE-2017-6888.patch
@@ -0,0 +1,29 @@
+https://git.xiph.org/?p=flac.git;a=patch;h=4f47b63e9c971e6391590caf00a0f2a5ed612e67
+
+From 4f47b63e9c971e6391590caf00a0f2a5ed612e67 Mon Sep 17 00:00:00 2001
+From: Erik de Castro Lopo <erikd@mega-nerd.com>
+Date: Sat, 8 Apr 2017 18:34:49 +1000
+Subject: [PATCH] stream_decoder.c: Fix a memory leak
+
+Leak reported by Secunia Research.
+---
+ src/libFLAC/stream_decoder.c | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/src/libFLAC/stream_decoder.c b/src/libFLAC/stream_decoder.c
+index 14d5fe7f..a5527511 100644
+--- a/src/libFLAC/stream_decoder.c
++++ b/src/libFLAC/stream_decoder.c
+@@ -1753,6 +1753,9 @@ FLAC__bool read_metadata_vorbiscomment_(FLAC__StreamDecoder *decoder, FLAC__Stre
+ 					}
+ 					memset (obj->comments[i].entry, 0, obj->comments[i].length) ;
+ 					if (!FLAC__bitreader_read_byte_block_aligned_no_crc(decoder->private_->input, obj->comments[i].entry, obj->comments[i].length)) {
++						/* Current i-th entry is bad, so we delete it. */
++						free (obj->comments[i].entry) ;
++						obj->comments[i].entry = NULL ;
+ 						obj->num_comments = i;
+ 						goto skip;
+ 					}
+-- 
+2.11.0
+