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

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CVE-2005-3809

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
25/11/2005
Last modified:
03/04/2025

Description

The nfattr_to_tcp function in ip_conntrack_proto_tcp.c in ctnetlink in Linux kernel 2.6.14 up to 2.6.14.3 allows attackers to cause a denial of service (kernel oops) via an update message without private protocol information, which triggers a null dereference.

Impact

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

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

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

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:2.6.14:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.6.14.3:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools