CVE-2026-120432

HighCVSS 7.8/10Last modified Nov 2, 2026

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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-190

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

Vendor	Product	Versions
Netpbm	Netpbm	>= 10.63, < 10.86.51; >= 11.0, < 11.02.30; >= 11.03, < 11.15.08

References

Timeline

Published: Nov 2, 2026
Last modified: Nov 2, 2026
NVD status: Awaiting Analysis

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