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TITLE:
Sun Solaris Special File System "strfreectty()" Security Issue

SECUNIA ADVISORY ID:
SA26528

VERIFY ADVISORY:
http://secunia.com/advisories/26528/

CRITICAL:
Not critical

IMPACT:
DoS

WHERE:
Local system

OPERATING SYSTEM:
Sun Solaris 8
http://secunia.com/product/94/
Sun Solaris 9
http://secunia.com/product/95/
Sun Solaris 10
http://secunia.com/product/4813/

DESCRIPTION:
Sun has acknowledged a security issue in Sun Solaris, which can be
exploited by malicious, local users to cause a DoS (Denial of
Service).

The security issue is caused due to the "strfreectty()" function of
the Special File System (SPECFS) passing a NULL pointer to the
"pgsignal()" function, which can be exploited to cause a system
panic.

The security issue is reported in Sun Solaris 8, 9, and 10 for both
the x86 and SPARC platform.

SOLUTION:
Apply patches.

-- SPARC Platform --

Solaris 8:
Apply patches 109025-07 or later and 117350-49 or later

Solaris 9:
Apply patch 122300-11 or later

Solaris 10:
Apply patch 118822-24 or later

-- x86 Platform --

Solaris 8:
Apply patches 109026-08 or later and 117351-49 or later

Solaris 9:
Apply patch 122301-11 or later

Solaris 10:
Apply patch 118844-24 or later

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://sunsolve.sun.com/search/document.do?assetkey=1-26-103009-1

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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