CVE-2006-0145
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
AI Score
Confidence
High
EPSS
Percentile
25.6%
The kernfs_xread function in kernfs in NetBSD 1.6 through 2.1, and OpenBSD 3.8, does not properly validate file offsets against negative 32-bit values that occur as a result of truncation, which allows local users to read arbitrary kernel memory and gain privileges via the lseek system call.
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| netbsd | netbsd | 1.6 | cpe:2.3:o:netbsd:netbsd:1.6:*:*:*:*:*:*:* |
| netbsd | netbsd | 1.6 | cpe:2.3:o:netbsd:netbsd:1.6:beta:*:*:*:*:*:* |
| netbsd | netbsd | 1.6.1 | cpe:2.3:o:netbsd:netbsd:1.6.1:*:*:*:*:*:*:* |
| netbsd | netbsd | 1.6.2 | cpe:2.3:o:netbsd:netbsd:1.6.2:*:*:*:*:*:*:* |
| netbsd | netbsd | 2.0 | cpe:2.3:o:netbsd:netbsd:2.0:*:*:*:*:*:*:* |
| netbsd | netbsd | 2.0.1 | cpe:2.3:o:netbsd:netbsd:2.0.1:*:*:*:*:*:*:* |
| netbsd | netbsd | 2.0.2 | cpe:2.3:o:netbsd:netbsd:2.0.2:*:*:*:*:*:*:* |
| netbsd | netbsd | 2.0.3 | cpe:2.3:o:netbsd:netbsd:2.0.3:*:*:*:*:*:*:* |
| netbsd | netbsd | 2.1 | cpe:2.3:o:netbsd:netbsd:2.1:*:*:*:*:*:*:* |
References
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2006-001.txt.asc
secunia.com/advisories/18388
secunia.com/advisories/18712
securityreason.com/securityalert/405
www.osvdb.org/22293
www.securityfocus.com/archive/1/423827/100/0/threaded
www.securityfocus.com/bid/16173
www.securitylab.net/research/2006/02/advisory_netbsd_openbsd_kernfs.html
exchange.xforce.ibmcloud.com/vulnerabilities/24035
Related
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
AI Score
Confidence
High
EPSS
Percentile
25.6%