CVE-2006-3879: Integer overflow in the loadChunk function in loaders/load_gt2.c in libmikmod in Mikmod Sound System 3.2.2 all

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MEDIUM 5.0DOWNGRADE

CVE-2006-3879 is a medium-severity flaw (CVSS 5.0) affecting mikmod. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Integer overflow in the loadChunk function in loaders/load_gt2.c in libmikmod in Mikmod Sound System 3.2.2 allows remote attackers to cause a denial of service via a GRAOUMF TRACKER (GT2) module file with a large (0xffffffff) comment length value in an XCOM chunk.

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	5.0 (Medium)
EPSS exploit chance	9.5% (top 5%)
CISA exploited list	No
Weakness	CWE-189
Published	2006-07-27
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: miod vallat

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2006-07-27 01:04 UTCPublished CVE record published
2026-06-16 22:28 UTCUpdated Record last modified

miod vallat mikmod DOWNGRADE

Affected: 3.0.3 · 3.1.6 · 3.1.7 · 3.1.8 · 3.1.9 · 3.1.10 · 3.1.11 · 3.2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.0.3 (Debian / Ubuntu)

apt-cache madison mikmod sudo apt install mikmod=<VERSION_BEFORE_3.0.3> sudo apt-mark hold mikmod

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

dnf --showduplicates list mikmod sudo dnf downgrade mikmod-<VERSION_BEFORE_3.0.3> sudo dnf versionlock add mikmod

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: libmikmod 3.2.2 - GT2 Loader Local Heap Overflow (PoC)

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-2006-3879?

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

Is CVE-2006-3879 being exploited?

CVE-2006-3879 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-2006-3879 affect?

CVE-2006-3879 affects mikmod. Severity is medium (CVSS 5.0). Integer overflow in the loadChunk function in loaders/load_gt2.c in libmikmod in Mikmod Sound System 3.2.2 allows remote attackers to cause a denial of service via a GRAOUMF TRACKER (GT2) module file with a large (0xffffffff) comment length

How urgent is CVE-2006-3879?

Priority 46/100. EPSS top 5%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2003-0427 HIGH 7.5 DOWNGRADE Buffer overflow in mikmod 3.1.6 and earlier allows remote attackers to execute arbitrary code via an archive f

References

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