Information

Out of bound read due to malformed JBIG2 stream while being parsed in AcroRd32.dll.

Crash Dump

bugid attached

PoC

attached


Attachments:
AVR.NULL+8 012.d32 @ acrord32.exe!acrord32.dll+0x604E6B.html
AVR@NULL@0x604E6B.pdf

References:
https://helpx.adobe.com/il_en/security/products/acrobat/apsb18-21.html