Note: This is an archival copy of Security Sun Alert 245846 as previously published on
Latest version of this security advisory is available from as Sun Alert 1019779.1.
Article ID : 1019779.1
Article Type : Sun Alerts (SURE)
Last reviewed : 2008-11-13
Audience : PUBLIC
Copyright Notice: Copyright © 2010, Oracle Corporation and/or its affiliates.

A Security Vulnerability in the Solaris i915 DRM Driver May Cause a Kernel Panic


Release Phase

Bug Id


Date of Resolved Release

A Security Vulnerability in the Solaris i915 DRM Driver May Cause a Kernel Panic

1. Impact

An insufficient resource management security vulnerability in the Solaris i915 Direct Rendering Manager (DRM) kernel driver (i915(7d)) may allow an unprivileged local user to overwrite arbitrary portions of kernel memory, which may cause a kernel panic. This is a type of denial of service (DoS).

This issue is also referenced in the following document:

2. Contributing Factors

This issue can occur in the following releases:

x86 Platform:
  • OpenSolaris based upon builds snv_50 through snv_102

1. Solaris 8, 9 and 10 are not impacted by this issue.

2. The i915 driver is not available for the SPARC platform, hence OpenSolaris on the SPARC platform is not vulnerable to the issue.
3. Only OpenSolaris installations which include the affected i915 kernel driver are impacted by this issue.
4. OpenSolaris distributions may include additional bug fixes above and beyond the build from which it was derived. The base build can be derived as follows:
$ uname -v

3. Symptoms

There are no predictable symptoms that would indicate the described issue has occurred.

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:

x86 Platform:
  • OpenSolaris based upon builds snv_103 or later

For more information on Security Sun Alerts, see 1009886.1.

This Sun Alert notification is being provided to you on an "AS IS" basis. This Sun Alert notification may contain information provided by third parties. The issues described in this Sun Alert notification may or may not impact your system(s). Sun makes no representations, warranties, or guarantees as to the information contained herein. ANY AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN. This Sun Alert notification contains Sun proprietary and confidential information. It is being provided to you pursuant to the provisions of your agreement to purchase services from Sun, or, if you do not have such an agreement, the Terms of Use. This Sun Alert notification may only be used for the purposes contemplated by these agreements.

Copyright 2000-2008 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, CA 95054 U.S.A. All rights reserved.

This solution has no attachment