Security Vulnerability in the Solaris 10 Java Desktop System (JDS) XscreenSaver(1) Application May Allow Unauthorized Access to Data

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A Security vulnerability exists in the XscreenSaver(1) application (see below for details):

1. Impact

A Security vulnerability exists in the XscreenSaver(1) application in the
Solaris 10 Java Desktop System (JDS) when the GNOME On-Screen Keyboard (GOK)
is being used. This may allow users to bypass authentication to the XscreenSaver
process and gain unauthorized access to data.

2. Contributing Factors

This issue can occur in the following releases:

SPARC Platform

• Solaris 10 without patch 120094-16

x86 Platform

• Solaris 10 without patch 120095-16

Note : Solaris 8 and Solaris 9 are not affected by this issue.

3. Symptoms

Should the described issue occur, the xscreensaver process may crash. If the
affected system has been configured to save core(4) files, the following stack
trace may be seen:

libc.so.1`kill+8(b, 0, 0, 0, 72400, 0)
libc.so.1`__sighndlr+0xc(b, 0, ffbfeba8, 1b448, 0, 0)
libc.so.1`call_user_handler+0x3b8(b, 0, 10, 0, ff3a2000, ffbfeba8)
libgconf-2.so.4.1.0`set_engine+4(0, 8f680, 0, fed59c00, fed59800, fed59800)
libgconf-2.so.4.1.0`gconf_client_get_default+0x124(0, ff33a9f0, 0, 1ee00,
10b4, fee45118)
main_loop+4(ffbff150, 10, 5a0, 63400, 44400, ffbff154)
main+0x430(1, 42c00, 1, 2, 1, 0)
_start+0x108(0, 0, 0, 0, 0, 0)

4. Workaround

There is no workaround for this issue, please see the resolution section below.

5. Resolution

This issue is addressed in the following releases:
SPARC Platform

• Solaris 10 with patch 120094-16 or later
  

x86 Platform

• Solaris 10 with patch 120095-16 or later

For more information on Security Sun Alerts, see Technical Instruction ID 213557 at:
http://sunsolve.sun.com/search/document.do?assetkey=1-61-213557-1



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