Sun Solaris UFS logging enabled denial of service

solaris-ufs-logging-enabled-dos (22389) The risk level is classified as LowLow Risk

Description:

Sun Solaris is vulnerable to a denial of service attack caused by an unspecified error. If logging is enabled for the Unix File System (UFS), a local attacker with write access to the UFS may be able to cause the Solaris operating system to experience a soft hang, which would cause a denial of service.


Consequences:

Denial of Service

Remedy:

For Sun Solaris:
Apply the appropriate patch for your system, as listed below. Refer to Sun Alert ID: 101940 for more information. See References.

SPARC Platform:
Solaris 8 with patch: 116950-05 or later
Solaris 9 with patch: 117427-03 or later

x86 Platform:
Solaris 8 with patch: 116951-05 or later
Solaris 9 with patch: 117476-01 or later

— OR —

Apply the workaround for this vulnerability, as listed in Sun Alert ID: 101940. See References.

References:

  • Sun Alert ID: 101940: Security Vulnerability in Solaris UFS When Logging is Enabled.
  • BID-14915: Sun Solaris UFS Local Denial of Service Vulnerability
  • CVE-2005-3071: Unspecified vulnerability in Unix File System (UFS) on Solaris 8 and 9, when logging is enabled, allows local users to cause a denial of service (soft hang) via certain write operations to UFS.
  • SA16924: SUN Solaris UFS File System Denial of Service
  • VUPEN/ADV-2005-1821: Sun Solaris UFS Logging Unspecified Denial of Service Vulnerability

Platforms Affected:

  • Sun Solaris 8.0
  • Sun Solaris 9 SPARC

Reported:

Sep 22, 2005

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