Is CVE-2007-2172 being actively exploited?

CVE-2007-2172 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2007-2172?

CVE-2007-2172 has a CVSS 2.0 base score of 4.7 (MEDIUM).

CVE-2007-2172

MEDIUM · CVSS 4.7EPSS 0.4%EU EUVD

A typo in Linux kernel 2.6 before 2.6.21-rc6 and 2.4 before 2.4.35 causes RTA_MAX to be used as an array size instead of RTN_MAX, which leads to an "out of bound access" by the (1) dn_fib_props (dn_fib.c, DECNet) and (2) fib_props (fib_semantics.c, IPv4) functions.

Key facts

CVSS score: 4.7 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:M/Au:N/C:N/I:N/A:C
Weakness (CWE): CWE-20
EPSS score: 0.4% (38th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2007-2167)
Published: April 22, 2007
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2007-2167 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
debian / debian linux
debian / debian linux
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel

References

http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.21-rc6(Vendor Advisory)
http://rhn.redhat.com/errata/RHSA-2007-0488.html(Third Party Advisory)
http://secunia.com/advisories/25068(Third Party Advisory)
http://secunia.com/advisories/25288(Third Party Advisory)
http://secunia.com/advisories/25392(Third Party Advisory)
http://secunia.com/advisories/25838(Third Party Advisory)
http://secunia.com/advisories/26289(Third Party Advisory)
http://secunia.com/advisories/26450(Third Party Advisory)
http://secunia.com/advisories/26620(Third Party Advisory)
http://secunia.com/advisories/26647(Third Party Advisory)
http://secunia.com/advisories/27913(Third Party Advisory)
http://secunia.com/advisories/29058(Third Party Advisory)
http://secunia.com/advisories/33280(Third Party Advisory)
http://support.avaya.com/elmodocs2/security/ASA-2007-287.htm(Third Party Advisory)
http://www.debian.org/security/2007/dsa-1356(Third Party Advisory)
http://www.debian.org/security/2007/dsa-1363(Third Party Advisory)
http://www.debian.org/security/2008/dsa-1503(Third Party Advisory)
http://www.debian.org/security/2008/dsa-1504(Third Party Advisory)
http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.35(Vendor Advisory)
http://www.mail-archive.com/git-commits-head%40vger.kernel.org/msg08269.html
http://www.mail-archive.com/git-commits-head%40vger.kernel.org/msg08270.html
http://www.mandriva.com/security/advisories?name=MDKSA-2007:171(Third Party Advisory)
http://www.mandriva.com/security/advisories?name=MDKSA-2007:196(Third Party Advisory)
http://www.mandriva.com/security/advisories?name=MDKSA-2007:216(Third Party Advisory)
http://www.redhat.com/support/errata/RHSA-2007-0347.html(Third Party Advisory)
http://www.redhat.com/support/errata/RHSA-2007-1049.html(Third Party Advisory)
http://www.redhat.com/support/errata/RHSA-2008-0787.html(Third Party Advisory)
http://www.securityfocus.com/bid/23447(Patch, Third Party Advisory, VDB Entry, Vendor Advisory)
http://www.ubuntu.com/usn/usn-464-1(Third Party Advisory)
http://www.vupen.com/english/advisories/2007/2690(Third Party Advisory)
https://exchange.xforce.ibmcloud.com/vulnerabilities/33979(Third Party Advisory, VDB Entry)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10764(Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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