Description
Netpbm before 10.86.51, 11.02.30, and 11.15.08 contains an integer overflow vulnerability in winicontopam that allows attackers to corrupt heap memory via oversized ICO/CUR dimensions. Attackers can supply a crafted icon file with width or height above 32767, wrapping int16_t loop counters into negative row buffer indices to cause crashes or potential code execution.
Published: 2026-11-02
Score: 8.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 03 Nov 2026 00:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-124
References
Metrics threat_severity

None

threat_severity

Important


Mon, 02 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 02 Nov 2026 14:30:00 +0000

Type Values Removed Values Added
Description Netpbm before 10.86.51, 11.02.30, and 11.15.08 contains an integer overflow vulnerability in winicontopam that allows attackers to corrupt heap memory via oversized ICO/CUR dimensions. Attackers can supply a crafted icon file with width or height above 32767, wrapping int16_t loop counters into negative row buffer indices to cause crashes or potential code execution.
Title Netpbm before 10.86.51, 11.02.30, and 11.15.08 Integer Overflow in winicontopam
First Time appeared Netpbm Project
Netpbm Project netpbm
Weaknesses CWE-190
CPEs cpe:2.3:a:netpbm_project:netpbm:*:*:*:*:*:*:*:*
Vendors & Products Netpbm Project
Netpbm Project netpbm
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Netpbm Project Netpbm
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-02T17:34:33.382Z

Reserved: 2026-11-02T12:42:12.735Z

Link: CVE-2026-120432

cve-icon Vulnrichment

Updated: 2026-11-02T17:10:16.017Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-02T15:17:24.750

Modified: 2026-11-02T19:14:53.030

Link: CVE-2026-120432

cve-icon Redhat

Severity : Important

Publid Date: 2026-11-02T14:28:56Z

Links: CVE-2026-120432 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-11-03T02:00:08Z

Weaknesses