libopenmpt before 0.4.3 allows a crash due to a NULL pointer dereference when doing a portamento from an OPL instrument to an empty instrument note map slot.
The product dereferences a pointer that it expects to be valid but is NULL.
Link | Tags |
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https://lib.openmpt.org/libopenmpt/2019/02/11/security-update-0.4.3/ | release notes vendor advisory |