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Format string vulnerability in the inputAnswer function in file.c in w3m before 0.5.2, when run with the dump or backend option, allows remote attackers to execute arbitrary code via format string specifiers in the Common Name (CN) field of an SSL certificate associated with an https URL.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade w3m | Jul 30, 2024 | Dec 27, 2006 |
| Freebsd | — | Upgrade w3mUpgrade w3m-m17nUpgrade w3m-imgUpgrade w3m-m17n-imgUpgrade ja-w3mUpgrade ja-w3m-img | Dec 10, 2025 | Jan 3, 2007 |
| Gentoo Linux | — | Upgrade www-client/w3m. | Oct 30, 2017 | Dec 27, 2006 |
| Suse | — | Upgrade w3m-inline-imageUpgrade w3m | Feb 17, 2015 | Jun 28, 2013 |
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