CVE-2011-1761: Multiple stack-based buffer overflows in the (1) abc_new_macro and (2) abc_new_umacro functions in src/load_ab

Q: How do I fix CVE-2011-1761?

libmodplug: upgrade to newer than 0.8.8.2. Exact commands for each OS are on this page.

Q: Is CVE-2011-1761 being exploited?

CVE-2011-1761 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2011-1761 affect?

CVE-2011-1761 affects libmodplug. Severity is medium (CVSS 6.8). Multiple stack-based buffer overflows in the (1) abc_new_macro and (2) abc_new_umacro functions in src/load_abc.cpp in libmodplug before 0.8.8.3 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code

Q: How urgent is CVE-2011-1761?

Priority 53/100. EPSS top 4%: very likely to be exploited; Public exploit reference

This week

MEDIUM 6.8UPGRADE

CVE-2011-1761 is a medium-severity flaw (CVSS 6.8) affecting libmodplug. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple stack-based buffer overflows in the (1) abc_new_macro and (2) abc_new_umacro functions in src/load_abc.cpp in libmodplug before 0.8.8.3 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted ABC file. NOTE: some of these details are obtained from third party information.

Why this priority

EPSS top 4%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	11.0% (top 4%)
CISA exploited list	No
Weakness	CWE-119
Published	2012-06-07
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: konstanty bialkowski

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

Am I affected?

Timeline

2012-06-07 19:55 UTCPublished CVE record published
2026-06-16 23:29 UTCUpdated Record last modified

konstanty bialkowski libmodplug UPGRADE

Affected: <= 0.8.8.2 · 0.8 · 0.8.4 · 0.8.5 · 0.8.6 · 0.8.7 · 0.8.8 · 0.8.8.1

Fixed in: newer than 0.8.8.2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 0.8.8.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade libmodplug

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade libmodplug

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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: Libmodplug 0.8.8.2 - '.abc' Stack Buffer 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-2011-1761?

libmodplug: upgrade to newer than 0.8.8.2. Exact commands for each OS are on this page.

Is CVE-2011-1761 being exploited?

CVE-2011-1761 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-2011-1761 affect?

CVE-2011-1761 affects libmodplug. Severity is medium (CVSS 6.8). Multiple stack-based buffer overflows in the (1) abc_new_macro and (2) abc_new_umacro functions in src/load_abc.cpp in libmodplug before 0.8.8.3 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code

How urgent is CVE-2011-1761?

Priority 53/100. EPSS top 4%: very likely to be exploited; Public exploit reference

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CVE-2011-2914 MEDIUM 6.8 UPGRADE Off-by-one error in the CSoundFile::ReadDSM function in src/load_dms.cpp in libmodplug before 0.8.8.4 allows r
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References

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