In openjpeg v2.3.1 and prior, if too many decomposition levels are supplied to the encoder, it could cause a global buffer overflow to out-of-bounds read in the opj_dwt_calc_explicit_stepsizes() function.
In openjpeg v2.3.1 and prior, if too many decomposition levels are supplied to the encoder, it could cause a global buffer overflow to out-of-bounds read in the opj_dwt_calc_explicit_stepsizes() function.
https://github.com/uclouvain/openjpeg/issues/1286 https://github.com/uclouvain/openjpeg/pull/1292 https://github.com/uclouvain/openjpeg/commit/6daf5f3e1ec6eff03b7982889874a3de6617db8d
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