In line libavcodec/h264dec.c:500 in libav(v13dev0), ffmpeg(n3.4), chromium(56 prior Feb 13, 2017), the return value of initgetbits is ignored and getuegolomb(&gb) is called on an uninitialized getbits context, which causes a NULL deref exception.
{
"unresolved_ranges": [
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "56.0.2924"
}
]
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}{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:ffmpeg:ffmpeg:3.4:*:*:*:*:*:*:*",
"extracted_events": [
{
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{
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}{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:libav:libav:13_dev0:*:*:*:*:*:*:*",
"extracted_events": [
{
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},
{
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}