CVE-2018-4892: Use After Free
An issue was discovered in Adobe Acrobat Reader 2018.009.20050 and earlier versions, 2017.011.30070 and earlier versions, 2015.006.30394 and earlier versions. This vulnerability is an instance of a use after free vulnerability in the JBIG2 decoder. The vulnerability is triggered by a crafted PDF file that contains a malformed JBIG2 stream. Successful exploitation could lead to arbitrary code execution.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2018-4892?
CVE-2018-4892 is classified as a critical severity vulnerability due to its potential for remote code execution.
How do I fix CVE-2018-4892?
To fix CVE-2018-4892, you should update Adobe Acrobat Reader and Acrobat DC to the latest versions provided by Adobe.
What versions of Adobe Acrobat are affected by CVE-2018-4892?
CVE-2018-4892 affects Adobe Acrobat Reader versions prior to 2018.009.20050 and earlier versions of Adobe Acrobat DC prior to 18.009.20050.
What type of vulnerability is CVE-2018-4892?
CVE-2018-4892 is a use after free vulnerability found in the JBIG2 decoder of Adobe Acrobat software.
What is the impact of exploiting CVE-2018-4892?
Exploiting CVE-2018-4892 could allow an attacker to execute arbitrary code in the context of the user running the affected Adobe software.