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TITLE:
SUN Solaris UFS File System Denial of Service

SECUNIA ADVISORY ID:
SA16924

VERIFY ADVISORY:
http://secunia.com/advisories/16924/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
Local system

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

DESCRIPTION:
A vulnerability has been reported in Solaris, which can be exploited
by malicious, local users to cause a DoS (Denial of Service).

The vulnerability is caused due to an unspecified error in the UFS
(Unix File System). This can be exploited by unprivileged users with
"write" access to cause a "soft hang" of the system.

Successful exploitation requires that UFS logging is enabled.

The vulnerability has been reported in Solaris 8 and 9 on both SPARC
and x86 platforms.

SOLUTION:
Apply patches.

-- SPARC Platform --

Solaris 8:
Apply patch 116950-05 or later.

Solaris 9:
Apply patch 117427-03 or later.

-- x86 Platform --

Solaris 8:
Apply patch 116951-05 or later.

Solaris 9:
Apply patch 117476-01 or later.

PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.

ORIGINAL ADVISORY:
http://sunsolve.sun.com/search/document.do?assetkey=1-26-101940-1

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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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