Message ID | 20210319152652.19864-1-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | 28859d6e7cdbf0cc230cbf782f3895a9fa22616c |
Headers | show |
Series | [FFmpeg-devel,1/2] avcodec/aacpsy: Check model_priv_data before dereferencing in psy_3gpp_end() | expand |
Context | Check | Description |
---|---|---|
andriy/x86_make | success | Make finished |
andriy/x86_make_fate | success | Make fate finished |
andriy/PPC64_make | success | Make finished |
andriy/PPC64_make_fate | success | Make fate finished |
On Fri, Mar 19, 2021 at 04:26:51PM +0100, Michael Niedermayer wrote: > Fixes: null pointer dereference > Fixes: av_freep.mp4 > > Found-by: Rafael Dutra <rafael.dutra@cispa.de> > Tested-by: Rafael Dutra <rafael.dutra@cispa.de> > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavcodec/aacpsy.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) will apply [...]
diff --git a/libavcodec/aacpsy.c b/libavcodec/aacpsy.c index fca692cb15..482113d427 100644 --- a/libavcodec/aacpsy.c +++ b/libavcodec/aacpsy.c @@ -855,7 +855,8 @@ static void psy_3gpp_analyze(FFPsyContext *ctx, int channel, static av_cold void psy_3gpp_end(FFPsyContext *apc) { AacPsyContext *pctx = (AacPsyContext*) apc->model_priv_data; - av_freep(&pctx->ch); + if (pctx) + av_freep(&pctx->ch); av_freep(&apc->model_priv_data); }