CVE-2009-0509: Buffer Overflow
Heap-based buffer overflow in the JBIG2 filter in Adobe Reader 7 and Acrobat 7 before 7.1.3, Adobe Reader 8 and Acrobat 8 before 8.1.6, and Adobe Reader 9 and Acrobat 9 before 9.1.2 allows remote attackers to execute arbitrary code via a crafted file that triggers memory corruption.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2009-0509?
CVE-2009-0509 is classified as a critical vulnerability due to the potential for remote code execution.
How do I fix CVE-2009-0509?
To fix CVE-2009-0509, you should update to the latest version of Adobe Reader or Acrobat, specifically 7.1.3, 8.1.6, or 9.1.2 or higher.
What systems are affected by CVE-2009-0509?
CVE-2009-0509 affects Adobe Reader 7, 8, and 9 prior to their respective patched versions.
What type of attack can exploit CVE-2009-0509?
An attacker can exploit CVE-2009-0509 by sending a crafted file that triggers a heap-based buffer overflow.
Are there any workarounds for CVE-2009-0509?
While the best solution is to apply the necessary updates, users can mitigate risk by avoiding opening untrusted PDF files.