Adobe Acrobat and Reader JpxDecode code execution

acrobat-reader-jpxdecode-code-exec (55553) The risk level is classified as HighHigh Risk


Adobe Acrobat and Reader could allow a remote attacker to execute arbitrary code on the system, caused by a sign extension error when handling a Jp2c stream of a JpxDecode data stream embedded within a PDF document. By persuading a victim to open a specially-crafted PDF file, a remote attacker could exploit this vulnerability to corrupt memory and execute arbitrary code on the system.


Base Score: 9.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
Temporal Score: 6.9
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed


Gain Access


Refer to APSB10-02 for patch, upgrade or suggested workaround information. See References.


  • Adobe Product Security Bulletin APSB10-02: Security updates available for Adobe Reader and Acrobat.
  • BID-37757: Adobe Reader and Acrobat JpxDecode Memory Corruption Vulnerability
  • CVE-2009-3955: Adobe Reader and Acrobat 9.x before 9.3, and 8.x before 8.2 on Windows and Mac OS X, allows remote attackers to execute arbitrary code via a crafted JPC_MS_RGN marker in the Jp2c stream of a JpxDecode encoded data stream, which triggers an integer sign extension that bypasses a sanity check, leading to memory corruption.
  • RHSA-2010-0037: Critical: acroread security and bug fix update
  • RHSA-2010-0038: Critical: acroread security update
  • RHSA-2010-0060: Critical: acroread security update
  • SA37690: Adobe Reader/Acrobat "" Memory Corruption
  • SA38138: Adobe Reader/Acrobat 7 Multiple Vulnerabilities
  • SECTRACK ID: 1023446: Adobe Acrobat and Adobe Reader Flaws Lets Remote Users Execute Arbitrary Code and Deny Service
  • SUSE-SA:2010:008: Acrobat Reader security problems

Platforms Affected:

  • Adobe Acrobat 8.1.7
  • Adobe Acrobat 9.2
  • Adobe Reader 8.1.7
  • Adobe Reader 9.0
  • Adobe Reader 9.1
  • Adobe Reader 9.1.1
  • Adobe Reader 9.1.2
  • Adobe Reader 9.1.3
  • Adobe Reader 9.2
  • Novell OpenSUSE 11.0
  • RedHat Red Hat Enterprise Linux 4.8.z Extras
  • RedHat RHEL Desktop Supplementary 5 Client
  • RedHat RHEL Extras 3
  • RedHat RHEL Extras 4
  • RedHat RHEL Supplementary 5 Server
  • RedHat RHEL Supplementary 5.4.z EUS


Jan 12, 2010

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