45 lines
1.4 KiB
Diff
45 lines
1.4 KiB
Diff
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Description: fixing another memory leak in FLAC code
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CVE-2017-8363
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Author: Erik de Castro Lopo
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Origin: upstream
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Applied-Upstream: https://github.com/erikd/libsndfile/commit/cd7da8dbf6ee4310d21d9e44b385d6797160d9e8 & https://github.com/erikd/libsndfile/commit/5206a9b65e61598fde44d276c81b0585bc428562
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Last-Update: 2017-05-28
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---
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This patch header follows DEP-3: http://dep.debian.net/deps/dep3/
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--- libsndfile.orig/src/flac.c
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+++ libsndfile/src/flac.c
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@@ -430,8 +430,7 @@
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static void
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sf_flac_meta_callback (const FLAC__StreamDecoder * UNUSED (decoder), const FLAC__StreamMetadata *metadata, void *client_data)
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{ SF_PRIVATE *psf = (SF_PRIVATE*) client_data ;
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- FLAC_PRIVATE* pflac = (FLAC_PRIVATE*) psf->codec_data ;
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- int bitwidth = 0, i ;
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+ int bitwidth = 0 ;
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switch (metadata->type)
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{ case FLAC__METADATA_TYPE_STREAMINFO :
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@@ -481,12 +480,6 @@
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if (bitwidth > 0)
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psf_log_printf (psf, " Bit width : %d\n", bitwidth) ;
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-
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-
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- for (i = 0 ; i < psf->sf.channels ; i++)
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- pflac->rbuffer [i] = calloc (FLAC__MAX_BLOCK_SIZE, sizeof (int32_t)) ;
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-
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- pflac->wbuffer = (const int32_t* const*) pflac->rbuffer ;
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break ;
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case FLAC__METADATA_TYPE_VORBIS_COMMENT :
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@@ -848,7 +841,9 @@
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psf_log_printf (psf, "End\n") ;
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- if (psf->error == 0)
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+ if (psf->error != 0)
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+ FLAC__stream_decoder_delete (pflac->fsd) ;
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+ else
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{ FLAC__uint64 position ;
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FLAC__stream_decoder_get_decode_position (pflac->fsd, &position) ;
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