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CVE-2013-4125

17
FAUCET Score

CVE-2013-4125 describes a denial-of-service vulnerability in the IPv6 stack of the Linux kernel, affecting versions through 3.10.1. Specifically, the fib6_add_rt2node function mishandles Router Advertisement messages under certain ECMP route change conditions, leading to a system crash. This vulnerability has a CVSS score of 5.4, indicating a medium severity, with a network attack vector, high attack complexity, and a complete availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.10.1CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc1:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc2:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc3:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:3.0:rc4:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.4MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.67%
Probability of exploitation in next 30 days
EPSS Percentile
90.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0467 is in the 88th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2013-4125Important

kernel: ipv6: BUG_ON in fib6_add_rt2node()

Jul 15, 2013

References

git.kernel.org
lists.fedoraproject.org / pipermail/package-announce/2013-July/112454.html
lists.fedoraproject.org / pipermail/package-announce/2013-July/112619.html
bugzilla.redhat.com / show_bug.cgi
exchange.xforce.ibmcloud.com / vulnerabilities/85645
github.com / torvalds/linux/commit/307f2fb95e9b96b3577916e73d92e104f8f26494
ExploitPatch
openwall.com / lists/oss-security/2013/07/15/4
securityfocus.com / bid/61166
securitytracker.com / id/1028780