Note: This is an archival copy of Security Sun Alert 245846 as previously published on http://sunsolve.sun.com.|
Latest version of this security advisory is available from http://support.oracle.com as Sun Alert 1019779.1.
Date of Resolved Release
A Security Vulnerability in the Solaris i915 DRM Driver May Cause a Kernel Panic
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:
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
There are no predictable symptoms that would indicate the described issue has occurred.
There is no workaround for this issue. Please see the Resolution section below.
This issue is addressed in the following releases:
For more information on Security Sun Alerts, see 1009886.1.
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