What is CVE-2007-1861?

CVE-2007-1861 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10. CVE-2007-1861 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2007-1861?

CVE-2007-1861 has a CVSS score of 4.9 out of 10, rated Medium severity. The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.

Is there a patch available for CVE-2007-1861?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2007-1861 patch availability.

Is CVE-2007-1861 actively exploited?

CVE-2007-1861 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2007-1861

Medium

The nl_fib_lookup function in net/ipv4/fib_frontend.c in Linux Kernel before 2.6.20.8 allows attackers to cause a denial of service (kernel panic) via NETLINK_FIB_LOOKUP replies, which trigger infinite recursion and a stack overflow.

Package Linux Kernel

Published 2007-05-07

Last modified 2026-04-23

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.9

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

Vector string

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

Weakness type

CWE-399

CVE-2007-1861 is classified as CWE-399

See CWE-399 on MITRE CWE for full details on this weakness type.

References

24 total

Secunia
http://secunia.com/advisories/25030

Vendor Advisory
Secunia
http://secunia.com/advisories/25083

Vendor Advisory
Secunia
http://secunia.com/advisories/25228

Vendor Advisory
Secunia
http://secunia.com/advisories/25288

Vendor Advisory
Secunia
http://secunia.com/advisories/25691

Vendor Advisory

Showing 5 of 24 references View all on NVD

Details

CVE ID CVE-2007-1861

Severity Medium

CVSS score 4.9 / 10

CVSS version 2.0

Published 2007-05-07

Modified 2026-04-23

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2007-1861?

CVE-2007-1861 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 . CVE-2007-1861 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2007-1861?

CVE-2007-1861 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.
Is there a patch available for CVE-2007-1861?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2007-1861 patch availability.
Is CVE-2007-1861 actively exploited?

No. CVE-2007-1861 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.