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CVE-2010-0453

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
03/02/2010
Last modified:
11/04/2025

Description

The ucode_ioctl function in intel/io/ucode_drv.c in Sun Solaris 10 and OpenSolaris snv_69 through snv_133, when running on x86 architectures, allows local users to cause a denial of service (panic) via a request with a 0 size value to the UCODE_GET_VERSION IOCTL, which triggers a NULL pointer dereference in the ucode_get_rev function, related to retrieval of the microcode revision.

Impact

Vector 2.0
AV:L/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 4.90 MEDIUM
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0
4.90
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:sun:opensolaris:snv_69:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_70:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_71:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_72:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_73:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_74:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_75:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_76:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_77:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_78:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_79:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_80:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_81:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_82:*:x86:*:*:*:*:*
cpe:2.3:o:sun:opensolaris:snv_83:*:x86:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools