Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2013-6834

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
21/11/2013
Last modified:
11/04/2025

Description

The ql_eioctl function in sys/dev/qlxgbe/ql_ioctl.c in the kernel in FreeBSD 10 and earlier does not validate a certain size parameter, which allows local users to obtain sensitive information from kernel memory via a crafted ioctl call.

Impact

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

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

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

Base Score 2.0
4.90
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:* 10.0 (including)
cpe:2.3:o:freebsd:freebsd:0.4_1:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:1.0:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:1.1:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:1.1.5:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:1.1.5.1:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:1.2:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:1.5:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.0:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.0.1:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.0.5:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.1:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.1.0:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.1.5:*:*:*:*:*:*:*
cpe:2.3:o:freebsd:freebsd:2.1.6:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools