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ffmpeg.wasm-core
Commit f60b1211 authored by Andriy Gelman's avatar Andriy Gelman Committed by Carl Eugen Hoyos
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lavfi/zmq: Avoid mem copy past the end of input buffer

parent 46b97c05
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libavfilter/f_zmq.c
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...@@ -139,7 +139,7 @@ static int recv_msg(AVFilterContext *ctx, char **buf, int *buf_size) ...@@ -139,7 +139,7 @@ static int recv_msg(AVFilterContext *ctx, char **buf, int *buf_size)
ret = AVERROR(ENOMEM); ret = AVERROR(ENOMEM);
goto end; goto end;
} }
memcpy(*buf, zmq_msg_data(&msg), *buf_size); memcpy(*buf, zmq_msg_data(&msg), *buf_size - 1);
(*buf)[*buf_size-1] = 0; (*buf)[*buf_size-1] = 0;
end: end:
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