From: Thomas Daede <daede003@umn.edu>

Date: Thu, 17 May 2018 23:19:19 +0000 (-0700)

Subject: Sanity check number of channels in setup.

X-Git-Url: http://git.xiph.org/?p=vorbis.git;a=commitdiff_plain;h=112d3bd0aaacad51305e1464d4b381dabad0e88b

Sanity check number of channels in setup.

Fixes #2335.

---

diff --git a/lib/vorbisenc.c b/lib/vorbisenc.c

index 4fc7b62..64a51b5 100644

--- a/lib/vorbisenc.c

+++ b/lib/vorbisenc.c

@@ -684,6 +684,7 @@ int vorbis_encode_setup_init(vorbis_info *vi){

highlevel_encode_setup *hi=&ci->hi;

if(ci==NULL)return(OV_EINVAL);

+ if(vi->channels<1||vi->channels>255)return(OV_EINVAL);

if(!hi->impulse_block_p)i0=1;

/* too low/high an ATH floater is nonsensical, but doesn't break anything */