The SCTP implementation in the Linux kernel through 3.17.2 allows remote attackers to…
Priority MEDIUM 43CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 26 fixed, 2 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
The SCTP implementation in the Linux kernel through 3.17.2 allows remote attackers to cause a denial of service (system crash) via a malformed ASCONF chunk, related to net/sctp/sm_make_chunk.c and net/sctp/sm_statefuns.c.
Why it matters now
EPSS 0.07461 94th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Partial Red Hat: 5 advisoriesRed Hat: 26 fixed, 2 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 15
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 2.6.12 to before 3.2.64; 3.3 to before 3.4.107; 3.5 to before 3.10.61; 3.11 to before 3.12.34; 3.13 to before 3.14.25; 3.15 to before 3.16.35; 3.17 to before 3.17.4 | Vulnerable | Linux |
| cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | Red Hat |
| cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* | 12.04 | Vulnerable | Canonical |
| cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Debian |
| cpe:2.3:o:opensuse:evergreen:11.4:*:*:*:*:*:*:* | 11.4 | Vulnerable | openSUSE |
| cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:-:*:*:*:*:*:* | 12 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_workstation_extension:12:*:*:*:*:*:*:* | 12 | Vulnerable | SUSE |
| cpe:2.3:o:suse:suse_linux_enterprise_server:10:sp4:*:*:ltss:*:*:* | 10 sp4 | Vulnerable | SUSE |
| cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp1:*:*:ltss:*:*:* | 11 sp1 | Vulnerable | SUSE |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 2.6.12 to before 3.2.64; 3.3 to before 3.4.107; 3.5 to before 3.10.61; 3.11 to before 3.12.34; 3.13 to before 3.14.25; 3.15 to before 3.16.35; 3.17 to before 3.17.4 Vulnerable ·Linux
- cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Red Hat
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* Versions 12.04 Vulnerable ·Canonical
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
- cpe:2.3:o:opensuse:evergreen:11.4:*:*:*:*:*:*:* Versions 11.4 Vulnerable ·openSUSE
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:-:*:*:*:*:*:* Versions 12 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_workstation_extension:12:*:*:*:*:*:*:* Versions 12 Vulnerable ·SUSE
- cpe:2.3:o:suse:suse_linux_enterprise_server:10:sp4:*:*:ltss:*:*:* Versions 10 sp4 Vulnerable ·SUSE
- cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp1:*:*:ltss:*:*:* Versions 11 sp1 Vulnerable ·SUSE
Show 5 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp2:*:*:ltss:*:*:* | 11 sp2 | Vulnerable | SUSE |
| cpe:2.3:o:suse:suse_linux_enterprise_server:12:*:*:*:*:*:*:* | 12 | Vulnerable | SUSE |
| cpe:2.3:o:oracle:linux:5:-:*:*:*:*:*:* | 5 | Vulnerable | Oracle |
| cpe:2.3:o:oracle:linux:6:-:*:*:*:*:*:* | 6 | Vulnerable | Oracle |
| cpe:2.3:o:oracle:linux:7:-:*:*:*:*:*:* | 7 | Vulnerable | Oracle |
- cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp2:*:*:ltss:*:*:* Versions 11 sp2 Vulnerable ·SUSE
- cpe:2.3:o:suse:suse_linux_enterprise_server:12:*:*:*:*:*:*:* Versions 12 Vulnerable ·SUSE
- cpe:2.3:o:oracle:linux:5:-:*:*:*:*:*:* Versions 5 Vulnerable ·Oracle
- cpe:2.3:o:oracle:linux:6:-:*:*:*:*:*:* Versions 6 Vulnerable ·Oracle
- cpe:2.3:o:oracle:linux:7:-:*:*:*:*:*:* Versions 7 Vulnerable ·Oracle
Remediation
Red Hat 5 advisories
- RHSA-2015:0115 Released 2015-02-03 · Red Hat rating Importantkernel security update
- Red Hat Enterprise Linux Server AUS (v. 6.2) kernel-2.6.32-220.58.1.el6, kernel-debug-2.6.32-220.58.1.el6, kernel-debug-devel-2.6.32-220.58.1.el6 +5
- Red Hat Enterprise Linux Server Optional AUS (v. 6.2) kernel-2.6.32-220.58.1.el6, python-perf-2.6.32-220.58.1.el6
- RHSA-2015:0062 Released 2015-01-20 · Red Hat rating Importantkernel security, bug fix, and enhancement update
- Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.5) kernel-2.6.32-431.46.2.el6, python-perf-2.6.32-431.46.2.el6
- Red Hat Enterprise Linux HPC Node EUS (v. 6.5) kernel-2.6.32-431.46.2.el6, kernel-abi-whitelists-2.6.32-431.46.2.el6, kernel-debug-2.6.32-431.46.2.el6 +6
- Red Hat Enterprise Linux Server EUS (v. 6.5) kernel-2.6.32-431.46.2.el6, kernel-abi-whitelists-2.6.32-431.46.2.el6, kernel-bootwrapper-2.6.32-431.46.2.el6 +9
- Red Hat Enterprise Linux Server Optional EUS (v. 6.5) kernel-2.6.32-431.46.2.el6, python-perf-2.6.32-431.46.2.el6
- RHSA-2015:0043 Released 2015-01-13 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.4) kernel-2.6.32-358.55.1.el6, python-perf-2.6.32-358.55.1.el6
- Red Hat Enterprise Linux HPC Node EUS (v. 6.4) kernel-2.6.32-358.55.1.el6, kernel-debug-2.6.32-358.55.1.el6, kernel-debug-devel-2.6.32-358.55.1.el6 +5
- Red Hat Enterprise Linux Server EUS (v. 6.4) kernel-2.6.32-358.55.1.el6, kernel-bootwrapper-2.6.32-358.55.1.el6, kernel-debug-2.6.32-358.55.1.el6 +8
- Red Hat Enterprise Linux Server Optional EUS (v. 6.4) kernel-2.6.32-358.55.1.el6, python-perf-2.6.32-358.55.1.el6
Show 2 more Red Hat advisories
- RHSA-2014:1997 Released 2014-12-16 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux Desktop (v. 6) kernel-2.6.32-504.3.3.el6, kernel-abi-whitelists-2.6.32-504.3.3.el6, kernel-debug-2.6.32-504.3.3.el6 +6
- Red Hat Enterprise Linux Desktop Optional (v. 6) python-perf-2.6.32-504.3.3.el6
- Red Hat Enterprise Linux HPC Node (v. 6) kernel-2.6.32-504.3.3.el6, kernel-abi-whitelists-2.6.32-504.3.3.el6, kernel-debug-2.6.32-504.3.3.el6 +6
- Red Hat Enterprise Linux HPC Node Optional (v. 6) python-perf-2.6.32-504.3.3.el6
- Red Hat Enterprise Linux Server (v. 6) kernel-2.6.32-504.3.3.el6, kernel-abi-whitelists-2.6.32-504.3.3.el6, kernel-bootwrapper-2.6.32-504.3.3.el6 +9
- Red Hat Enterprise Linux Server Optional (v. 6) python-perf-2.6.32-504.3.3.el6
- Red Hat Enterprise Linux Workstation (v. 6) kernel-2.6.32-504.3.3.el6, kernel-abi-whitelists-2.6.32-504.3.3.el6, kernel-debug-2.6.32-504.3.3.el6 +6
- Red Hat Enterprise Linux Workstation Optional (v. 6) python-perf-2.6.32-504.3.3.el6
- RHSA-2014:1971 Released 2014-12-09 · Red Hat rating Importantkernel security and bug fix update
- Red Hat Enterprise Linux Client (v. 7) kernel-3.10.0-123.13.1.el7, kernel-abi-whitelists-3.10.0-123.13.1.el7, kernel-debug-3.10.0-123.13.1.el7 +6
- Red Hat Enterprise Linux Client Optional (v. 7) kernel-doc-3.10.0-123.13.1.el7, kernel-tools-libs-devel-3.10.0-123.13.1.el7, python-perf-3.10.0-123.13.1.el7
- Red Hat Enterprise Linux ComputeNode (v. 7) kernel-3.10.0-123.13.1.el7, kernel-abi-whitelists-3.10.0-123.13.1.el7, kernel-debug-3.10.0-123.13.1.el7 +6
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-doc-3.10.0-123.13.1.el7, kernel-tools-libs-devel-3.10.0-123.13.1.el7, python-perf-3.10.0-123.13.1.el7
- Red Hat Enterprise Linux Server (v. 7) kernel-3.10.0-123.13.1.el7, kernel-abi-whitelists-3.10.0-123.13.1.el7, kernel-bootwrapper-3.10.0-123.13.1.el7 +9
- Red Hat Enterprise Linux Server Optional (v. 7) kernel-doc-3.10.0-123.13.1.el7, kernel-tools-libs-devel-3.10.0-123.13.1.el7, python-perf-3.10.0-123.13.1.el7
- Red Hat Enterprise Linux Workstation (v. 7) kernel-3.10.0-123.13.1.el7, kernel-abi-whitelists-3.10.0-123.13.1.el7, kernel-debug-3.10.0-123.13.1.el7 +6
- Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-doc-3.10.0-123.13.1.el7, kernel-tools-libs-devel-3.10.0-123.13.1.el7, python-perf-3.10.0-123.13.1.el7
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise MRG 2 | Affected | No fix yet |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2014:1971 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2014:1971 |
| Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.4) | Fixed | RHSA-2015:0043 |
| Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.5) | Fixed | RHSA-2015:0062 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2014:1971 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2014:1971 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2014:1997 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2014:1997 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2014:1997 |
| Red Hat Enterprise Linux HPC Node EUS (v. 6.4) | Fixed | RHSA-2015:0043 |
| Red Hat Enterprise Linux HPC Node EUS (v. 6.5) | Fixed | RHSA-2015:0062 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2014:1997 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2014:1997 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2014:1971 |
| Red Hat Enterprise Linux Server AUS (v. 6.2) | Fixed | RHSA-2015:0115 |
| Red Hat Enterprise Linux Server EUS (v. 6.4) | Fixed | RHSA-2015:0043 |
| Red Hat Enterprise Linux Server EUS (v. 6.5) | Fixed | RHSA-2015:0062 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2014:1997 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2014:1971 |
| Red Hat Enterprise Linux Server Optional AUS (v. 6.2) | Fixed | RHSA-2015:0115 |
| Red Hat Enterprise Linux Server Optional EUS (v. 6.4) | Fixed | RHSA-2015:0043 |
| Red Hat Enterprise Linux Server Optional EUS (v. 6.5) | Fixed | RHSA-2015:0062 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2014:1997 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2014:1971 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2014:1997 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2014:1971 |
Timeline
- 2026-10-02 Threatist record created from CVE-2014-3673
- 2026-10-03 Alias added: GHSA-g35v-9m6f-v2fq
References
Exploit 2
Advisory 15
- http://linux.oracle.com/errata/ELSA-2014-3087.html
- HPSBGN03285
- USN-2418-1
- http://linux.oracle.com/errata/ELSA-2014-3089.html
- SUSE-SU-2015:0652
- RHSA-2015:0062
- USN-2417-1
- HPSBGN03282
- http://linux.oracle.com/errata/ELSA-2014-3088.html
- DSA-3060
- SUSE-SU-2015:0481
- openSUSE-SU-2015:0566
- SUSE-SU-2015:0529
- RHSA-2015:0115
- SUSE-SU-2015:0812
Sources
- CVE-2014-3673 · CVE Program
- CVE-2014-3673 · NVD
- FIRST EPSS
- GHSA-g35v-9m6f-v2fq · GitHub Advisory Database · CC BY 4.0
- CVE-2014-3673 · Red Hat security data · CC BY 4.0
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