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AUSCERT External Security Bulletin Redistribution
ESB-2011.0938.2
Security updates available for Adobe Reader and Acrobat
20 January 2012
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AusCERT Security Bulletin Summary
---------------------------------
Product: Adobe Reader X
Adobe Reader 9
Adobe Reader 8
Adobe Acrobat X
Adobe Acrobat 9
Adobe Acrobat 8
Publisher: Adobe
Operating System: Windows
Mac OS X
Linux variants
Solaris
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Increased Privileges -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2011-4374 CVE-2011-2442 CVE-2011-2441
CVE-2011-2440 CVE-2011-2439 CVE-2011-2438
CVE-2011-2437 CVE-2011-2436 CVE-2011-2435
CVE-2011-2434 CVE-2011-2433 CVE-2011-2432
CVE-2011-2431 CVE-2011-1353
Reference: ESB-2011.0922
Original Bulletin:
http://www.adobe.com/support/security/bulletins/apsb11-24.html
Revision History: January 20 2012: Added information on CVE-2011-4374
September 14 2011: Initial Release
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Security updates available for Adobe Reader and Acrobat
Release date: September 13, 2011
Last updated: January 18, 2012
Vulnerability identifier: APSB11-24
CVE numbers: CVE-2011-1353, CVE-2011-2431, CVE-2011-2432, CVE-2011-2433,
CVE-2011-2434, CVE-2011-2435, CVE-2011-2436, CVE-2011-2437, CVE-2011-2438,
CVE-2011-2439, CVE-2011-2440, CVE-2011-2441, CVE-2011-2442, CVE-2011-4374
Platform: All Summary
Critical vulnerabilities have been identified in Adobe Reader X (10.1) and
earlier versions for Windows and Macintosh, Adobe Reader 9.4.2 and earlier
versions for UNIX, and Adobe Acrobat X (10.1) and earlier versions for Windows
and Macintosh. These vulnerabilities could cause the application to crash and
potentially allow an attacker to take control of the affected system.
Adobe recommends users of Adobe Reader X (10.1) and earlier versions for
Windows and Macintosh update to Adobe Reader X (10.1.1). For users of Adobe
Reader 9.4.5 and earlier versions for Windows and Macintosh, who cannot update
to Adobe Reader X (10.1.1), Adobe has made available updates, Adobe Reader
9.4.6 and Adobe Reader 8.3.1. Adobe recommends users of Adobe Acrobat X (10.1)
for Windows and Macintosh update to Adobe Acrobat X (10.1.1). Adobe recommends
users of Adobe Acrobat 9.4.5 and earlier versions for Windows and Macintosh
update to Adobe Acrobat 9.4.6, and users of Adobe Acrobat 8.3 and earlier
versions for Windows and Macintosh update to Adobe Acrobat 8.3.1. Adobe
recommends users of Adobe Reader 9.4.5 and earlier versions for UNIX update to
Adobe Reader 9.4.6.
The next quarterly security updates for Adobe Reader and Acrobat are currently
scheduled for January 10, 2012.
Note: Support for Adobe Reader 8.x and Acrobat 8.x for Windows and Macintosh
will end on November 3, 2011. For more information, please see: Adobe Reader
and Acrobat 8 End of Support. Affected software versions
Adobe Reader X (10.1) and earlier 10.x versions for Windows and Macintosh
Adobe Reader 9.4.5 and earlier 9.x versions for Windows, Macintosh and UNIX
Adobe Reader 8.3 and earlier 8.x versions for Windows and Macintosh Adobe
Acrobat X (10.1) and earlier 10.x versions for Windows and Macintosh Adobe
Acrobat 9.4.5 and earlier 9.x versions for Windows and Macintosh Adobe Acrobat
8.3 and earlier 8.x versions for Windows and Macintosh
Solution
Adobe recommends users update their software installations by following the
instructions below:
Adobe Reader
Users can utilize the product's update mechanism. The default configuration is
set to run automatic update checks on a regular schedule. Update checks can be
manually activated by choosing Help > Check for Updates.
Adobe Reader users on Windows can also find the appropriate update here:
http://www.adobe.com/support/downloads/product.jsp?product=10&platform=Windows.
Adobe Reader users on Macintosh can also find the appropriate update here:
http://www.adobe.com/support/downloads/product.jsp?product=10&platform=Macintosh.
Adobe Reader users on UNIX can find the appropriate update here:
ftp://ftp.adobe.com/pub/adobe/reader/unix/9.x/
Adobe Acrobat
Users can utilize the product's update mechanism. The default configuration is
set to run automatic update checks on a regular schedule. Update checks can be
manually activated by choosing Help > Check for Updates.
Acrobat Standard and Pro users on Windows can also find the appropriate update
here:
http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Windows.
Acrobat Pro Extended users on Windows can also find the appropriate update
here:
http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Windows.
Acrobat 3D users on Windows can also find the appropriate update here:
http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Windows.
Acrobat Pro users on Macintosh can also find the appropriate update here:
http://www.adobe.com/support/downloads/product.jsp?product=1&platform=Macintosh.
Severity Rating
Adobe categorizes these as critical updates and recommends that users apply
the latest updates for their product installations by following the
instructions in the "Solution" section above. Details
Critical vulnerabilities have been identified in Adobe Reader X (10.1) and
earlier versions for Windows and Macintosh, Adobe Reader 9.4.2 and earlier
versions for UNIX, and Adobe Acrobat X (10.1) and earlier versions for Windows
and Macintosh. These vulnerabilities could cause the application to crash and
potentially allow an attacker to take control of the affected system.
Adobe recommends users of Adobe Reader X (10.1) and earlier versions for
Windows and Macintosh update to Adobe Reader X (10.1.1). For users of Adobe
Reader 9.4.5 and earlier versions for Windows and Macintosh who cannot update
to Adobe Reader X (10.1.1), Adobe has made available updates, Adobe Reader
9.4.6 and Adobe Reader 8.3.1. Adobe recommends users of Adobe Acrobat X (10.1)
for Windows and Macintosh update to Adobe Acrobat X (10.1.1). Adobe recommends
users of Adobe Acrobat 9.4.5 and earlier versions for Windows and Macintosh
update to Adobe Acrobat 9.4.6, and users of Adobe Acrobat 8.3 and earlier
versions for Windows and Macintosh update to Adobe Acrobat 8.3.1. Adobe
recommends users of Adobe Reader 9.4.5 and earlier versions for UNIX update to
Adobe Reader 9.4.6.
These updates resolve a local privilege-escalation vulnerability (Adobe Reader
X (10.x) on Windows only) (CVE-2011-1353).
These updates resolve a security bypass vulnerability that could lead to code
execution (CVE-2011-2431).
These updates resolve a buffer overflow vulnerability in the U3D TIFF Resource
that could lead to code execution (CVE-2011-2432).
These updates resolve a heap overflow vulnerability that could lead to code
execution (CVE-2011-2433).
These updates resolve a heap overflow vulnerability that could lead to code
execution (CVE-2011-2434).
These updates resolve an buffer overflow vulnerability that could lead to code
execution (CVE-2011-2435).
These updates resolve a heap overflow vulnerability in the Adobe image parsing
library that could lead to code execution (CVE-2011-2436).
These updates resolve a heap overflow vulnerability that could lead to code
execution (CVE-2011-2437).
These updates resolve three stack overflow vulnerabilities in the Adobe image
parsing library that could lead to code execution (CVE-2011-2438).
These updates resolve a memory leakage condition vulnerability that could lead
to code execution (CVE-2011-2439).
These updates resolve a use-after-free vulnerability that could lead to code
execution (CVE-2011-2440).
These updates resolve two stack overflow vulnerabilities in the CoolType.dll
library that could lead to code execution (CVE-2011-2441).
These updates resolve a logic error vulnerability that could lead to code
execution (CVE-2011-2442).
These updates resolve an integer overflow vulnerability that could lead to
code execution (Adobe Reader 9.x on Linux only) (CVE-2011-4374).
These updates also incorporate the Adobe Flash Player updates as noted in
Security Bulletin APSB11-21 and Security Bulletin APSB11-26.
The next quarterly security updates for Adobe Reader and Acrobat are currently
scheduled for January 10, 2012. acknowledgements
Adobe would like to thank the following individuals and organizations for
reporting the relevant issues and for working with Adobe to help protect our
customers:
Paul Sabanal and Mark Yason from IBM X-Force Advanced Research
(CVE-2011-1353)
Zhenhua Liu of Fortinet's Fortiguard Labs (CVE-2011-1353)
Vladimir Vorontsov of ONsec (CVE-2011-2431)
binaryproof through Tipping Point's Zero Day Initiative (CVE-2011-2432,
CVE-2011-2433,CVE-2011-2434, CVE-2011-2435, CVE-2011-2436, CVE-2011-2437,
CVE-2011-2438, CVE-2011-2441)
James Quirk, Los Alamos (CVE-2011-2439)
An anonymous reporter via iDefense Labs (CVE-2011-2440)
Tavis Ormandy of the Google Security Team (CVE-2011-2442)
Hossein Lotfi via Secunia (CVE-2011-2438)
An anonymous reporter via iDefense Labs (CVE-2011-4374)
Revisions
January 18, 2012 - Added information on CVE-2011-4374
November 7, 2011 - Added information on UNIX version
October 21, 2011 - Changed date of next quarterly security update from December
13, 2011 to new scheduled date of January 10, 2012
September 21, 2011 - Added information on Security Bulletin APSB11-26
September 19, 2011 - Added additional Acknowledgment for CVE-2011-2438
September 13, 2011 - Bulletin released
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