The OpenMPT/libopenmpt project released the latest stable libopenmpt version:

libopenmpt 0.3.11 (2018-07-28)

  • [Sec] Crash with some malformed custom tunings in MPTM files (r10615).

  • Channels whose volume envelope was playing at volume 0 while being moved to a NNA background channel were cut off completely since libopenmpt 0.3.8.
  • AMF (ASYLUM): Convert 7-bit panning to 8-bit panning for playback.

The changelog for older versions can be found at https://lib.openmpt.org/doc/changelog.html .

Source code download links:

Documentation and binary downloads can be found at the libopenmpt website at https://lib.openmpt.org/libopenmpt/.


The OpenMPT/libopenmpt project also released an update to the old libopenmpt 0.2 stable branch:

libopenmpt 0.2.10635-beta34 (2018-07-28)

  • [Sec] Crash with some malformed custom tunings in MPTM files (r10616, r10617).

  • Channels whose volume envelope was playing at volume 0 while being moved to a NNA background channel were cut off completely since libopenmpt 0.2-beta31
  • AMF (ASYLUM): Convert 7-bit panning to 8-bit panning for playback.

Source code download links:


The OpenMPT/libopenmpt project updated the following libopenmpt versions with security fixes:

libopenmpt-0.2.7561-beta20.5-p10 (2018-07-28)

  • r10638: [Sec] Division by zero and integer overflow (MPTM).

The following individual patches fix the mentioned issues (these patches must all be applied sequentially on top of the original libopenmpt-0.2.7561-beta20.5 source release):

libopenmpt-0.2.7386-beta20.3-p13 (2018-07-28)

  • r10639: [Sec] Division by zero and integer overflow (MPTM).

The following individual patches fix the mentioned issues (these patches must all be applied sequentially on top of the original libopenmpt-0.2.7386-beta20.3 source release):


The following libopenmpt versions are currently supported with security fixes by the OpenMPT/libopenmpt project:

  • 0.3.11
    • Current stable version.
    • Receives security updates.
    • Receives minor playback fixes.
  • 0.2.10635-beta34
    • Old stable version.
    • Receives security updates.
    • Receives trivial bug fixes.
  • 0.2.7561-beta20.5-p10
    • Older stable version which is supported on Unix-like systems only.
    • Receives only security fixes.
  • 0.2.7386-beta20.3-p13
    • Older stable version which is supported on Unix-like systems only.
    • Receives only security fixes.
  • 0.4 (SVN trunk)
    • development
    • security updates
    • playback fixes
    • new features
    • new file formats

Please update to the newest versions.