CVE-2015-4472 — Off-by-one error in the READ_ENCINT macro in chmd.c in libmspack before 0.5 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted CHM file

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MEDIUM

Off-by-one error in the READ_ENCINT macro in chmd.c in libmspack before 0.5 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted CHM file

Published Jun 11, 2015

6.8

MEDIUM

CVSS 2.0

EPSS 1.55%

Description

Off-by-one error in the READ_ENCINT macro in chmd.c in libmspack before 0.5 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted CHM file.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.55% 0.01555

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.01555

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	1.55% (0.01555)	74.26th	v5 (v2026.06.15)
Jun 15, 2026	1.59% (0.01586)	72.33th	v5 (v2026.06.15)
Mar 17, 2025	0.47% (0.00466)	62.32th	v4 (v2025.03.14)
Dec 12, 2024	0.82% (0.00823)	82.60th	v3 (v2023.03.01)
Feb 8, 2024	0.82% (0.00823)	81.34th	v3 (v2023.03.01)
Mar 7, 2023	0.82% (0.00823)	79.28th	v3 (v2023.03.01)
Mar 6, 2023	1.21% (0.01213)	66.61th	v2 (v2022.01.01)
Feb 17, 2023	1.21% (0.01213)	66.22th	v2 (v2022.01.01)
Apr 1, 2022	1.21% (0.01213)	64.21th	v2 (v2022.01.01)
Feb 4, 2022	1.21% (0.01213)	40.54th	v2 (v2022.01.01)

Weaknesses (1)

CWE-189

References (4)

http://openwall.com/lists/oss-security/2015/02/03/11
mailing-listx_refsource_MLIST
http://www.securityfocus.com/bid/72490
vdb-entryx_refsource_BID
https://bugs.debian.org/775687
x_refsource_CONFIRMExploit
https://security.gentoo.org/glsa/201506-01
vendor-advisoryx_refsource_GENTOO

Link	Providers	Tags
http://openwall.com/lists/oss-security/2015/02/03/11		mailing-listx_refsource_MLIST
http://www.securityfocus.com/bid/72490		vdb-entryx_refsource_BID
https://bugs.debian.org/775687		x_refsource_CONFIRMExploit
https://security.gentoo.org/glsa/201506-01		vendor-advisoryx_refsource_GENTOO

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jun 11, 2015

Updated Aug 6, 2024

Reserved Jun 10, 2015

Link CVE-2015-4472

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-4472

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-4472