CVE-2017-11664: The _WM_SetupMidiEvent function in internal_midi.c:2122 in WildMIDI 0.4.2 can cause a denial of service (inval

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MEDIUM 6.5DOWNGRADE

CVE-2017-11664 is a medium-severity flaw (CVSS 6.5) affecting wildmidi. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The _WM_SetupMidiEvent function in internal_midi.c:2122 in WildMIDI 0.4.2 can cause a denial of service (invalid memory read and application crash) via a crafted mid file.

Why this priority

EPSS top 5%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	8.5% (top 5%)
CISA exploited list	No
Weakness	CWE-125
Published	2017-08-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: mindwerks

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-08-17 16:29 UTCPublished CVE record published
2026-06-17 01:02 UTCUpdated Record last modified

mindwerks wildmidi DOWNGRADE

Affected: 0.4.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.4.2

1. Check installed version

apt-cache policy wildmidi || rpm -q wildmidi || wildmidi --version

2. No fixed release: DOWNGRADE to a release before 0.4.2 (Debian / Ubuntu)

apt-cache madison wildmidi sudo apt install wildmidi=<VERSION_BEFORE_0.4.2> sudo apt-mark hold wildmidi

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list wildmidi sudo dnf downgrade wildmidi-<VERSION_BEFORE_0.4.2> sudo dnf versionlock add wildmidi

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: WildMIDI 0.4.2 - Multiple Vulnerabilities

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-11664?

wildmidi: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-11664 being exploited?

CVE-2017-11664 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-11664 affect?

CVE-2017-11664 affects wildmidi. Severity is medium (CVSS 6.5). The _WM_SetupMidiEvent function in internal_midi.c:2122 in WildMIDI 0.4.2 can cause a denial of service (invalid memory read and application crash) via a crafted mid file.

How urgent is CVE-2017-11664?

Priority 52/100. EPSS top 5%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2017-11663 MEDIUM 6.5 DOWNGRADE The _WM_SetupMidiEvent function in internal_midi.c:2315 in WildMIDI 0.4.2 can cause a denial of service (inval
CVE-2017-11662 HIGH 7.5 DOWNGRADE The _WM_ParseNewMidi function in f_midi.c in WildMIDI 0.4.2 can cause a denial of service (invalid memory read
CVE-2017-11661 HIGH 7.5 DOWNGRADE The _WM_SetupMidiEvent function in internal_midi.c:2318 in WildMIDI 0.4.2 can cause a denial of service (inval
CVE-2017-1000418 HIGH 7.8 UPGRADE The WildMidi_Open function in WildMIDI since commit d8a466829c67cacbb1700beded25c448d99514e5 allows remote att

References

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