CVE-2007-1861

Description

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.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.19% Top 25%
Vendor Advisory redhat.com Vendor Advisory novell.com Vendor Advisory mandriva.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://issues.rpath.com/browse/RPL-1309 patch
http://www.redhat.com/support/errata/RHSA-2007-0347.html vendor advisory
http://www.securityfocus.com/archive/1/467939/30/6690/threaded mailing list
http://www.novell.com/linux/security/advisories/2007_43_kernel.html vendor advisory
http://secunia.com/advisories/25030 third party advisory vendor advisory
http://www.securityfocus.com/bid/23677 vdb entry
http://www.mandriva.com/security/advisories?name=MDKSA-2007:171 vendor advisory
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.8
https://exchange.xforce.ibmcloud.com/vulnerabilities/34014 vdb entry
http://www.debian.org/security/2007/dsa-1289 vendor advisory
http://secunia.com/advisories/25288 third party advisory vendor advisory
http://secunia.com/advisories/25083 third party advisory vendor advisory
http://secunia.com/advisories/26620 third party advisory vendor advisory
http://www.vupen.com/english/advisories/2007/1595 vdb entry vendor advisory
http://www.ubuntu.com/usn/usn-489-1 vendor advisory
http://secunia.com/advisories/25228 third party advisory vendor advisory
http://www.securityfocus.com/archive/1/471457 mailing list
http://secunia.com/advisories/25961 third party advisory vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11616 vdb entry signature
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=237913
http://www.ubuntu.com/usn/usn-486-1 vendor advisory
http://secunia.com/advisories/25691 third party advisory vendor advisory
http://secunia.com/advisories/26139 third party advisory vendor advisory
http://secunia.com/advisories/26133 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2007-1861?
CVE-2007-1861 has been scored as a medium severity vulnerability.
How to fix CVE-2007-1861?
To fix CVE-2007-1861, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-1861 being actively exploited in the wild?
It is possible that CVE-2007-1861 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.