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Category:   Application (Security)  >   IBM Security Access Manager Vendors:   IBM
(IBM Issues Fix for IBM Security Access Manager) Network Security Services (NSS) SSL DHE/ECDHE Use-After-Free Memory Error May Let Remote Users Execute Arbitrary Code on the Target System
SecurityTracker Alert ID:  1036421
SecurityTracker URL:  http://securitytracker.com/id/1036421
CVE Reference:   CVE-2016-1978   (Links to External Site)
Date:  Jul 21 2016
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 8.0, 8.0.0.1, 8.0.0.2, 8.0.0.3, 8.0.0.4, 8.0.0.5, 8.0.1, 8.0.1.2, 8.0.1.3, 8.0.1.4, 9.0
Description:   A vulnerability was reported in Network Security Services (NSS). A remote user may be able to execute arbitrary code on the target system. IBM Security Access Manager is affected.

A remote user can send specially crafted DHE and ECDHE handshake data to trigger a user-after-free memory error when the target system's available memory is low and potentially execute arbitrary code on the target system.

Eric Rescorla reported this vulnerability vulnerability.

Impact:   A remote user may be able to execute arbitrary code on the target system.
Solution:   IBM has issued a fix for IBM Security Access Manager (For 8.0.0.0 - 8.0.1.4: APAR IV86717, For 9.0: APAR IV86695).

The IBM advisory is available at:

http://www-01.ibm.com/support/docview.wss?uid=swg21987283

Vendor URL:  www-01.ibm.com/support/docview.wss?uid=swg21987283 (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Red Hat Enterprise), Linux (SuSE), UNIX (AIX), UNIX (Solaris - SunOS), Windows (Any)

Message History:   This archive entry is a follow-up to the message listed below.
Mar 14 2016 Network Security Services (NSS) SSL DHE/ECDHE Use-After-Free Memory Error May Let Remote Users Execute Arbitrary Code on the Target System



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