soundlib/Load_stp.cpp in OpenMPT through 1.27.04.00, and libopenmpt before 0.3.6, has an out-of-bounds read via a malformed STP file.

Description

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

References

• https://lib.openmpt.org/libopenmpt/2018/02/03/security-update-0.3.6/
• https://github.com/OpenMPT/openmpt/commit/b60b322cf9f0ffa624018f1bb9783edf0dc908c3