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avformat/rtpenc_jpeg: Check remaining buffer size for SOS
Fixes CID1238818 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -84,6 +84,11 @@ void ff_rtp_send_jpeg(AVFormatContext *s1, const uint8_t *buf, int size)
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} else if (buf[i + 1] == SOS) {
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/* SOS is last marker in the header */
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i += AV_RB16(&buf[i + 2]) + 2;
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if (i > size) {
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av_log(s1, AV_LOG_ERROR,
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"Insufficient data. Aborted!\n");
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return;
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}
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break;
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}
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}
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