File ffmpeg-CVE-2020-22048.patch of Package ffmpeg.20471

From fddef964e8aa4a2c123e470db1436a082ff6bcf3 Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Fri, 18 Oct 2019 10:48:22 +0200
Subject: [PATCH] avfilter/vf_colorspace: fix memmory leaks

Fixes #8303
---
 libavfilter/vf_colorspace.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/libavfilter/vf_colorspace.c b/libavfilter/vf_colorspace.c
index db41f64971..7098dd5bea 100644
--- a/libavfilter/vf_colorspace.c
+++ b/libavfilter/vf_colorspace.c
@@ -780,6 +780,7 @@ static int filter_frame(AVFilterLink *link, AVFrame *in)
     res = av_frame_copy_props(out, in);
     if (res < 0) {
         av_frame_free(&in);
+        av_frame_free(&out);
         return res;
     }
 
@@ -839,13 +840,18 @@ static int filter_frame(AVFilterLink *link, AVFrame *in)
             !s->dither_scratch_base[1][0] || !s->dither_scratch_base[1][1] ||
             !s->dither_scratch_base[2][0] || !s->dither_scratch_base[2][1]) {
             uninit(ctx);
+            av_frame_free(&in);
+            av_frame_free(&out);
             return AVERROR(ENOMEM);
         }
         s->rgb_sz = rgb_sz;
     }
     res = create_filtergraph(ctx, in, out);
-    if (res < 0)
+    if (res < 0) {
+        av_frame_free(&in);
+        av_frame_free(&out);
         return res;
+    }
     s->rgb_stride = rgb_stride / sizeof(int16_t);
     td.in = in;
     td.out = out;
@@ -859,8 +865,11 @@ static int filter_frame(AVFilterLink *link, AVFrame *in)
     td.out_ss_h = av_pix_fmt_desc_get(out->format)->log2_chroma_h;
     if (s->yuv2yuv_passthrough) {
         res = av_frame_copy(out, in);
-        if (res < 0)
+        if (res < 0) {
+            av_frame_free(&in);
+            av_frame_free(&out);
             return res;
+        }
     } else {
         ctx->internal->execute(ctx, convert, &td, NULL,
                                FFMIN((in->height + 1) >> 1, ff_filter_get_nb_threads(ctx)));
-- 
2.32.0