A global buffer overflow was discovered in pngcheck function in pngcheck-2.4.0(5 patches applied) via a crafted png file.
The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Pngcheck | Libpng | 2.4.0 (including) | 2.4.0 (including) |
| Pngcheck | Ubuntu | bionic | * |
| Pngcheck | Ubuntu | devel | * |
| Pngcheck | Ubuntu | esm-apps/bionic | * |
| Pngcheck | Ubuntu | esm-apps/noble | * |
| Pngcheck | Ubuntu | esm-apps/xenial | * |
| Pngcheck | Ubuntu | focal | * |
| Pngcheck | Ubuntu | mantic | * |
| Pngcheck | Ubuntu | noble | * |
| Pngcheck | Ubuntu | oracular | * |
| Pngcheck | Ubuntu | trusty | * |
| Pngcheck | Ubuntu | xenial | * |