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Fencer Intel
medium 5.0

CVE-2013-4350 json

The IPv6 SCTP implementation in net/sctp/ipv6.c in the Linux kernel through 3.11.1 uses data structures and function calls that do not trig…

published 13y ago modified 4mo ago also EUVD-2013-4234

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.1%
EPSS 4.1% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

The IPv6 SCTP implementation in net/sctp/ipv6.c in the Linux kernel through 3.11.1 uses data structures and function calls that do not trigger an intended configuration of IPsec encryption, which allows remote attackers to obtain sensitive information by sniffing the network.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 3.11.5-1

debian advisories DEBIAN-CVE-2013-4350

  • kernel-rt enterprise mrg 2 3.8.13-rt14.25.el6rt
  • mrg-rt-release enterprise mrg 2 3.8.13-rt14.25.el6rt
  • kernel-rt-trace enterprise mrg 2 3.8.13-rt14.25.el6rt
  • kernel-rt-vanilla enterprise mrg 2 3.8.13-rt14.25.el6rt
  • kernel-rt-firmware enterprise mrg 2 3.8.13-rt14.25.el6rt
  • kernel-rt-debuginfo-common-x86_64 enterprise mrg 2 3.8.13-rt14.25.el6rt

red hat advisories RHSA-2013:1490

Is CVE-2013-4350 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2013-4350 updated cvss 4.3

kernel: net: sctp: ipv6 ipsec encryption bug in sctp_v6_xmit

  • Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, python-perf, kernel-kdump, kernel-tools, +3 more
    affected: no fix available
  • Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt 3.8.13-rt14.25.el6rt, mrg-rt-release 3.8.13-rt14.25.el6rt, kernel-rt-trace 3.8.13-rt14.25.el6rt, kernel-rt-vanilla 3.8.13-rt14.25.el6rt, kernel-rt-firmware 3.8.13-rt14.25.el6rt, kernel-rt-debuginfo-common-x86_64 3.8.13-rt14.25.el6rt
    fixed: vendor fix RHSA-2013:1490

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.14% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/torvalds/linux/commit/95ee62083cb6453e056562d91f597552021e6ae7 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.