Описание
The png_set_text_2 function in libpng 0.71 before 1.0.67, 1.2.x before 1.2.57, 1.4.x before 1.4.20, 1.5.x before 1.5.28, and 1.6.x before 1.6.27 allows context-dependent attackers to cause a NULL pointer dereference vectors involving loading a text chunk into a png structure, removing the text, and then adding another text chunk to the structure.
Пакеты
| Пакет | Статус | Версия исправления | Релиз | Тип |
|---|---|---|---|---|
| libpng1.6 | fixed | 1.6.27-1 | package | |
| libpng | removed | package | ||
| libpng | fixed | 1.2.50-2+deb8u3 | jessie | package |
| libpng | no-dsa | wheezy | package |
Примечания
Fixed in 1.0.67, 1.2.57, 1.4.20, 1.5.28, 1.6.27
https://sourceforge.net/p/libpng/code/ci/243d4e5f3fe71740d52a53cf3dd77cc83a3430ba
https://sourceforge.net/p/libpng/code/ci/812768d7a9c973452222d454634496b25ed415eb (libpng16)
https://sourceforge.net/p/libpng/code/ci/794a15fad6add4d636369d0b46f603a02995b2e2/ (libpng12)
EPSS
Связанные уязвимости
The png_set_text_2 function in libpng 0.71 before 1.0.67, 1.2.x before 1.2.57, 1.4.x before 1.4.20, 1.5.x before 1.5.28, and 1.6.x before 1.6.27 allows context-dependent attackers to cause a NULL pointer dereference vectors involving loading a text chunk into a png structure, removing the text, and then adding another text chunk to the structure.
The png_set_text_2 function in libpng 0.71 before 1.0.67, 1.2.x before 1.2.57, 1.4.x before 1.4.20, 1.5.x before 1.5.28, and 1.6.x before 1.6.27 allows context-dependent attackers to cause a NULL pointer dereference vectors involving loading a text chunk into a png structure, removing the text, and then adding another text chunk to the structure.
The png_set_text_2 function in libpng 0.71 before 1.0.67, 1.2.x before 1.2.57, 1.4.x before 1.4.20, 1.5.x before 1.5.28, and 1.6.x before 1.6.27 allows context-dependent attackers to cause a NULL pointer dereference vectors involving loading a text chunk into a png structure, removing the text, and then adding another text chunk to the structure.
EPSS