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From 6cc73bcad19da2cd2e95671173f2e0d203a57e9b Mon Sep 17 00:00:00 2001
From: Francois Cartegnie <fcvlcdev@free.fr>
Date: Thu, 29 Jun 2017 09:45:20 +0200
Subject: [PATCH] codec: avcodec: check avcodec visible sizes
refs #18467
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
---
modules/codec/avcodec/video.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/modules/codec/avcodec/video.c b/modules/codec/avcodec/video.c
index 1bcad21..ce52544 100644
--- a/modules/codec/avcodec/video.c
+++ b/modules/codec/avcodec/video.c
@@ -137,9 +137,11 @@ static inline picture_t *ffmpeg_NewPictBuf( decoder_t *p_dec,
}
- if( width == 0 || height == 0 || width > 8192 || height > 8192 )
+ if( width == 0 || height == 0 || width > 8192 || height > 8192 ||
+ width < p_context->width || height < p_context->height )
{
- msg_Err( p_dec, "Invalid frame size %dx%d.", width, height );
+ msg_Err( p_dec, "Invalid frame size %dx%d. vsz %dx%d",
+ width, height, p_context->width, p_context->height );
return NULL; /* invalid display size */
}
p_dec->fmt_out.video.i_width = width;
--
2.1.4
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