What is CVE-2006-4623?

CVE-2006-4623 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10. CVE-2006-4623 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2006-4623?

CVE-2006-4623 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is AV:N/AC:L/Au:N/C:N/I:N/A:C.

Is there a patch available for CVE-2006-4623?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2006-4623 patch availability.

Is CVE-2006-4623 actively exploited?

CVE-2006-4623 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2006-4623

High

The Unidirectional Lightweight Encapsulation (ULE) decapsulation component in dvb-core/dvb_net.c in the dvb driver in the Linux kernel 2.6.17.8 allows remote attackers to cause a denial of service (crash) via an SNDU length of 0 in a ULE packet.

Package Linux Kernel

Published 2006-09-11

Last modified 2026-04-16

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

7.8

out of 10

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

Vector string

AV:N/AC:L/Au:N/C:N/I:N/A:C

References

22 total

Secunia
http://secunia.com/advisories/21820

Patch Vendor Advisory
Lkml
http://lkml.org/lkml/2006/8/20/278

Patch
Securityfocus
http://www.securityfocus.com/bid/19939

Patch
Secunia
http://secunia.com/advisories/22292
Secunia
http://secunia.com/advisories/22382

Showing 5 of 22 references View all on NVD

Details

CVE ID CVE-2006-4623

Severity High

CVSS score 7.8 / 10

CVSS version 2.0

Published 2006-09-11

Modified 2026-04-16

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2006-4623?

CVE-2006-4623 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 . CVE-2006-4623 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2006-4623?

CVE-2006-4623 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 2.0). The vector string is AV:N/AC:L/Au:N/C:N/I:N/A:C.
Is there a patch available for CVE-2006-4623?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2006-4623 patch availability.
Is CVE-2006-4623 actively exploited?

No. CVE-2006-4623 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.