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authorMichael Niedermayer <michael@niedermayer.cc>2022-07-03 14:05:13 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2022-07-12 21:55:22 +0200
commitba0c3d1db420dfaeaec44a8bbd40ec5593dccb04 (patch)
treeba64a45cf2b811004ce3b079764af280e1dd0726 /libavformat
parentb4431399ec1e10afff458cf1ffae2a75987d725a (diff)
avformat/avienc: Check video dimensions
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavformat')
-rw-r--r--libavformat/avienc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libavformat/avienc.c b/libavformat/avienc.c
index 2264241d57..14115b3e2b 100644
--- a/libavformat/avienc.c
+++ b/libavformat/avienc.c
@@ -426,6 +426,10 @@ static int avi_write_header(AVFormatContext *s)
avio_wl32(pb, -1); /* quality */
avio_wl32(pb, au_ssize); /* sample size */
avio_wl32(pb, 0);
+ if (par->width > 65535 || par->height > 65535) {
+ av_log(s, AV_LOG_ERROR, "%dx%d dimensions are too big\n", par->width, par->height);
+ return AVERROR(EINVAL);
+ }
avio_wl16(pb, par->width);
avio_wl16(pb, par->height);
ff_end_tag(pb, strh);