A global buffer overflow in OptiPNG 0.7.6 allows remote attackers to cause a denial-of-service attack or other unspecified impact with a maliciously crafted GIF format file, related to an uncontrolled loop in the LZWReadByte function of the gifread.c file.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade optipng | Dec 10, 2017 | Nov 24, 2017 |
| Gentoo Linux | — | Upgrade media-gfx/optipng. | Jan 8, 2018 | Nov 24, 2017 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Nov 24, 2017 |
| Suse | — | Upgrade optipng-debugsourceUpgrade optipng-debuginfoUpgrade optipng | Dec 2, 2017 | Nov 24, 2017 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Nov 24, 2017 |
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