Found segfault in slice_segment_header with fuzzing. Following is the call stack:

> #0  0x00007ffff166df7b in slice_segment_header::operator= (this=0x61b000000e80)
>     at ../libde265/slice.h:130
> #1  0x00007ffff15f7dd9 in slice_segment_header::read (this=0x61b000000e80, br=0x7fffffffcb80,
>     ctx=0x621000002900, continueDecoding=0x7fffffffc9e0) at slice.cc:416
> #2  0x00007ffff139109c in decoder_context::read_slice_NAL (this=0x621000002900, reader=...,
>     nal=0x606000000800, nal_hdr=...) at decctx.cc:626
> #3  0x00007ffff13ae55a in decoder_context::decode_NAL (this=<optimized out>, nal=<optimized out>)
>     at decctx.cc:1230
> #4  0x00007ffff13b0b3f in decoder_context::decode (this=<optimized out>, more=0x7fffffffcdf0)
>     at decctx.cc:1318
> #5  0x00007ffff132723c in de265_decode (de265ctx=0x621000002900, more=0x7fffffffcdf0) at de265.cc:352
> #6  0x00007ffff3de0c77 in libde265_v1_decode_image (decoder_raw=<optimized out>,
>     out_img=0x7fffffffd200) at heif_decoder_libde265.cc:313
> #7  0x00007ffff3befc88 in heif::HeifContext::decode_image_planar (this=0x611000000050, ID=4294955184,
>     img=std::shared_ptr<heif::HeifPixelImage> (empty) = {...}, out_colorspace=heif_colorspace_RGB,
>     options=0x0) at heif_context.cc:1090
> #8  0x00007ffff3be7d63 in heif::HeifContext::decode_image_user (this=0x611000000050, ID=1, img=...,
>     out_colorspace=heif_colorspace_RGB, out_chroma=heif_chroma_interleaved_RGBA, options=0x1)
>     at heif_context.cc:1003

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Segmentation fault in slice_segment_header
This is a GitHub Issue
repo:libde265
owner:strukturag
Title : Segmentation fault in slice_segment_header
Issue date:

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Found segfault in slice_segment_header with fuzzing. Following is the call stack:

> #0  0x00007ffff166df7b in slice_segment_header::operator= (this=0x61b000000e80)
>     at ../libde265/slice.h:130
> #1  0x00007ffff15f7dd9 in slice_segment_header::read (this=0x61b000000e80, br=0x7fffffffcb80,
>     ctx=0x621000002900, continueDecoding=0x7fffffffc9e0) at slice.cc:416
> #2  0x00007ffff139109c in decoder_context::read_slice_NAL (this=0x621000002900, reader=...,
>     nal=0x606000000800, nal_hdr=...) at decctx.cc:626
> #3  0x00007ffff13ae55a in decoder_context::decode_NAL (this=<optimized out>, nal=<optimized out>)
>     at decctx.cc:1230
> #4  0x00007ffff13b0b3f in decoder_context::decode (this=<optimized out>, more=0x7fffffffcdf0)
>     at decctx.cc:1318
> #5  0x00007ffff132723c in de265_decode (de265ctx=0x621000002900, more=0x7fffffffcdf0) at de265.cc:352
> #6  0x00007ffff3de0c77 in libde265_v1_decode_image (decoder_raw=<optimized out>,
>     out_img=0x7fffffffd200) at heif_decoder_libde265.cc:313
> #7  0x00007ffff3befc88 in heif::HeifContext::decode_image_planar (this=0x611000000050, ID=4294955184,
>     img=std::shared_ptr<heif::HeifPixelImage> (empty) = {...}, out_colorspace=heif_colorspace_RGB,
>     options=0x0) at heif_context.cc:1090
> #8  0x00007ffff3be7d63 in heif::HeifContext::decode_image_user (this=0x611000000050, ID=1, img=...,
>     out_colorspace=heif_colorspace_RGB, out_chroma=heif_chroma_interleaved_RGBA, options=0x1)
>     at heif_context.cc:1003

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