HIGH 8.5 NVD
CVE-2026-120432
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 overs
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.
References
- https://sourceforge.net/p/netpbm/code/5335/
- https://svn.code.sf.net/p/netpbm/code/!svn/bc/5334/trunk/converter/other/winicontopam.c
- https://svn.code.sf.net/p/netpbm/code/!svn/bc/5357/advanced/doc/HISTORY
- https://svn.code.sf.net/p/netpbm/code/!svn/bc/5358/stable/doc/HISTORY
- https://svn.code.sf.net/p/netpbm/code/!svn/bc/5371/super_stable/doc/HISTORY
This high severity vulnerability with a CVSS score of 8.5 was published on 2026-11-02 via NVD.
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