From f833c53cb596e9e1792949f762e0b33661822748 Mon Sep 17 00:00:00 2001 From: Erik de Castro Lopo Date: Tue, 23 May 2017 20:15:24 +1000 Subject: [PATCH] src/aiff.c: Fix a buffer read overflow Secunia Advisory SA76717. Found by: Laurent Delosieres, Secunia Research at Flexera Software Signed-off-by: Fabrice Fontaine [Retrieved from: https://github.com/erikd/libsndfile/commit/f833c53cb596e9e1792949f762e0b33661822748] --- src/aiff.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/aiff.c b/src/aiff.c index 5b5f9f53..45864b76 100644 --- a/src/aiff.c +++ b/src/aiff.c @@ -1759,7 +1759,7 @@ aiff_read_chanmap (SF_PRIVATE * psf, unsigned dword) psf_binheader_readf (psf, "j", dword - bytesread) ; if (map_info->channel_map != NULL) - { size_t chanmap_size = psf->sf.channels * sizeof (psf->channel_map [0]) ; + { size_t chanmap_size = SF_MIN (psf->sf.channels, layout_tag & 0xffff) * sizeof (psf->channel_map [0]) ; free (psf->channel_map) ;