CVE-2014-7841 json
The sctp_process_param function in net/sctp/sm_make_chunk.c in the SCTP implementation in the Linux kernel before 3.17.4, when ASCONF is us…
published 2014-11-30 11 y ago modified 2026-06-17 4 mo ago also EUVD-2014-7695
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 5.2%
- EPSS 5.2% chance of exploitation in 30 days, percentile 92%
- public exploits
- 0
- none known
Summary
The sctp_process_param function in net/sctp/sm_make_chunk.c in the SCTP implementation in the Linux kernel before 3.17.4, when ASCONF is used, allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via a malformed INIT chunk.
Patch / fix
- linux Debian 14, Debian 13, Debian 12 3.16.7-ckt2-1
debian advisories DEBIAN-CVE-2014-7841
- linux Ubuntu 14.04 LTS 3.13.0-44.73
- linux-lts-utopic Ubuntu 14.04 LTS 3.16.0-29.39~14.04.1
ubuntu advisories UBUNTU-CVE-2014-7841
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- kernel RHEL 6 2.6.32-504.8.1.el6
- perf RHEL 6 2.6.32-504.8.1.el6
- python-perf RHEL 6 2.6.32-504.8.1.el6
- kernel-kdump RHEL 6 2.6.32-504.8.1.el6
- kernel-firmware RHEL 6 2.6.32-504.8.1.el6
- kernel-bootwrapper RHEL 6 2.6.32-504.8.1.el6
- kernel-abi-whitelists RHEL 6 2.6.32-504.8.1.el6
- kernel-debuginfo-common-i686 RHEL 6 2.6.32-504.8.1.el6
red hat advisories RHSA-2015:0087RHSA-2015:0102RHSA-2015:0695RHSA-2015:0285RHSA-2015:0284
- kernel-ec2 SLE Module for Public Cloud 12 3.12.38-44.1
- kernel-xen SLES for SAP 12, SLES 12, SLED 12 3.12.38-44.1
- kernel-syms SLES for SAP 12, SLES 12, SLED 12 3.12.38-44.1
- kernel-source SLES for SAP 12, SLES 12, SLED 12 3.12.38-44.1
- kernel-default SLES for SAP 12, SLES 12, SLED 12 +1 more 3.12.38-44.1
- kernel-obs-build SLE Software Development Kit 12 3.12.38-44.1
- kernel-ec2 SLES 11 SP4-LTSS 3.0.101-108.132.1
- kernel-pae SLES 11 SP4-LTSS 3.0.101-108.132.1
suse advisories SUSE-SU-2021:14849-1SUSE-SU-2015:0529-1
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-2014-7841 updated cvss 7.1
kernel: net: sctp: NULL pointer dereference in af->from_addr_param on malformed packet
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Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmwareaffected: no fix available
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Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-123.20.1.el7, kernel 3.10.0-123.20.1.el7, kernel-tools 3.10.0-123.20.1.el7, kernel-tools-libs 3.10.0-123.20.1.el7, kernel-abi-whitelists 3.10.0-123.20.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.20.1.el7 Red Hat Enterprise Linux Client Optional (v. 7) python-perf 3.10.0-123.20.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.20.1.el7fixed: vendor fix RHSA-2015:0102
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Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.4) kernel 2.6.32-358.56.1.el6, python-perf 2.6.32-358.56.1.el6, kernel-debuginfo-common-x86_64 2.6.32-358.56.1.el6fixed: vendor fix RHSA-2015:0285
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Red Hat Enterprise Linux Compute Node Optional EUS (v. 6.5) kernel 2.6.32-431.50.1.el6, python-perf 2.6.32-431.50.1.el6, kernel-debuginfo-common-x86_64 2.6.32-431.50.1.el6fixed: vendor fix RHSA-2015:0284
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Red Hat Enterprise Linux ComputeNode (v. 7) perf 3.10.0-123.20.1.el7, kernel 3.10.0-123.20.1.el7, kernel-tools 3.10.0-123.20.1.el7, kernel-tools-libs 3.10.0-123.20.1.el7, kernel-abi-whitelists 3.10.0-123.20.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.20.1.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) python-perf 3.10.0-123.20.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.20.1.el7fixed: vendor fix RHSA-2015:0102
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Red Hat Enterprise Linux Desktop (v. 6) perf 2.6.32-504.8.1.el6, kernel 2.6.32-504.8.1.el6, kernel-firmware 2.6.32-504.8.1.el6, kernel-abi-whitelists 2.6.32-504.8.1.el6, kernel-debuginfo-common-i686 2.6.32-504.8.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.8.1.el6 Red Hat Enterprise Linux Desktop Optional (v. 6) python-perf 2.6.32-504.8.1.el6, kernel-debuginfo-common-i686 2.6.32-504.8.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.8.1.el6 Red Hat Enterprise Linux HPC Node (v. 6) perf 2.6.32-504.8.1.el6, kernel 2.6.32-504.8.1.el6, kernel-firmware 2.6.32-504.8.1.el6, kernel-abi-whitelists 2.6.32-504.8.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.8.1.el6fixed: vendor fix RHSA-2015:0087
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Red Hat Enterprise Linux HPC Node EUS (v. 6.4) perf 2.6.32-358.56.1.el6, kernel 2.6.32-358.56.1.el6, kernel-firmware 2.6.32-358.56.1.el6, kernel-debuginfo-common-x86_64 2.6.32-358.56.1.el6fixed: vendor fix RHSA-2015:0285
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Red Hat Enterprise Linux HPC Node EUS (v. 6.5) perf 2.6.32-431.50.1.el6, kernel 2.6.32-431.50.1.el6, kernel-firmware 2.6.32-431.50.1.el6, kernel-abi-whitelists 2.6.32-431.50.1.el6, kernel-debuginfo-common-x86_64 2.6.32-431.50.1.el6fixed: vendor fix RHSA-2015:0284
show 15 moreshow fewer
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Red Hat Enterprise Linux HPC Node Optional (v. 6) python-perf 2.6.32-504.8.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.8.1.el6 Red Hat Enterprise Linux Server (v. 6) perf 2.6.32-504.8.1.el6, kernel 2.6.32-504.8.1.el6, kernel-kdump 2.6.32-504.8.1.el6, kernel-firmware 2.6.32-504.8.1.el6, kernel-bootwrapper 2.6.32-504.8.1.el6, kernel-abi-whitelists 2.6.32-504.8.1.el6, +4 morefixed: vendor fix RHSA-2015:0087
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Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-123.20.1.el7, kernel 3.10.0-123.20.1.el7, kernel-kdump 3.10.0-123.20.1.el7, kernel-tools 3.10.0-123.20.1.el7, kernel-tools-libs 3.10.0-123.20.1.el7, kernel-bootwrapper 3.10.0-123.20.1.el7, +4 morefixed: vendor fix RHSA-2015:0102
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Red Hat Enterprise Linux Server AUS (v. 6.2) perf 2.6.32-220.60.2.el6, kernel 2.6.32-220.60.2.el6, kernel-firmware 2.6.32-220.60.2.el6, kernel-debuginfo-common-x86_64 2.6.32-220.60.2.el6fixed: vendor fix RHSA-2015:0695
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Red Hat Enterprise Linux Server EUS (v. 6.4) perf 2.6.32-358.56.1.el6, kernel 2.6.32-358.56.1.el6, kernel-kdump 2.6.32-358.56.1.el6, kernel-firmware 2.6.32-358.56.1.el6, kernel-bootwrapper 2.6.32-358.56.1.el6, kernel-debuginfo-common-i686 2.6.32-358.56.1.el6, +3 morefixed: vendor fix RHSA-2015:0285
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Red Hat Enterprise Linux Server EUS (v. 6.5) perf 2.6.32-431.50.1.el6, kernel 2.6.32-431.50.1.el6, kernel-kdump 2.6.32-431.50.1.el6, kernel-firmware 2.6.32-431.50.1.el6, kernel-bootwrapper 2.6.32-431.50.1.el6, kernel-abi-whitelists 2.6.32-431.50.1.el6, +4 morefixed: vendor fix RHSA-2015:0284
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Red Hat Enterprise Linux Server Optional (v. 6) python-perf 2.6.32-504.8.1.el6, kernel-debuginfo-common-i686 2.6.32-504.8.1.el6, kernel-debuginfo-common-ppc64 2.6.32-504.8.1.el6, kernel-debuginfo-common-s390x 2.6.32-504.8.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.8.1.el6fixed: vendor fix RHSA-2015:0087
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Red Hat Enterprise Linux Server Optional (v. 7) python-perf 3.10.0-123.20.1.el7, kernel-debuginfo-common-ppc64 3.10.0-123.20.1.el7, kernel-debuginfo-common-s390x 3.10.0-123.20.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.20.1.el7fixed: vendor fix RHSA-2015:0102
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Red Hat Enterprise Linux Server Optional AUS (v. 6.2) kernel 2.6.32-220.60.2.el6, python-perf 2.6.32-220.60.2.el6, kernel-debuginfo-common-x86_64 2.6.32-220.60.2.el6fixed: vendor fix RHSA-2015:0695
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Red Hat Enterprise Linux Server Optional EUS (v. 6.4) kernel 2.6.32-358.56.1.el6, python-perf 2.6.32-358.56.1.el6, kernel-debuginfo-common-i686 2.6.32-358.56.1.el6, kernel-debuginfo-common-ppc64 2.6.32-358.56.1.el6, kernel-debuginfo-common-s390x 2.6.32-358.56.1.el6, kernel-debuginfo-common-x86_64 2.6.32-358.56.1.el6fixed: vendor fix RHSA-2015:0285
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Red Hat Enterprise Linux Server Optional EUS (v. 6.5) kernel 2.6.32-431.50.1.el6, python-perf 2.6.32-431.50.1.el6, kernel-debuginfo-common-i686 2.6.32-431.50.1.el6, kernel-debuginfo-common-ppc64 2.6.32-431.50.1.el6, kernel-debuginfo-common-s390x 2.6.32-431.50.1.el6, kernel-debuginfo-common-x86_64 2.6.32-431.50.1.el6fixed: vendor fix RHSA-2015:0284
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Red Hat Enterprise Linux Workstation (v. 6) perf 2.6.32-504.8.1.el6, kernel 2.6.32-504.8.1.el6, kernel-firmware 2.6.32-504.8.1.el6, kernel-abi-whitelists 2.6.32-504.8.1.el6, kernel-debuginfo-common-i686 2.6.32-504.8.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.8.1.el6fixed: vendor fix RHSA-2015:0087
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Red Hat Enterprise Linux Workstation (v. 7) perf 3.10.0-123.20.1.el7, kernel 3.10.0-123.20.1.el7, kernel-tools 3.10.0-123.20.1.el7, kernel-tools-libs 3.10.0-123.20.1.el7, kernel-abi-whitelists 3.10.0-123.20.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.20.1.el7fixed: vendor fix RHSA-2015:0102
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Red Hat Enterprise Linux Workstation Optional (v. 6) python-perf 2.6.32-504.8.1.el6, kernel-debuginfo-common-i686 2.6.32-504.8.1.el6, kernel-debuginfo-common-x86_64 2.6.32-504.8.1.el6fixed: vendor fix RHSA-2015:0087
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Red Hat Enterprise Linux Workstation Optional (v. 7) python-perf 3.10.0-123.20.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.20.1.el7fixed: vendor fix RHSA-2015:0102
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Red Hat Enterprise Linux 5 kernelnot affected: vulnerable code not present
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
5.23% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- github.com https://github.com/torvalds/linux/commit/e40607cbe270a9e8360907cb1e62ddf0736e4864 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:N/I:N/A:P |
Classification
- Weakness
-
- CWE-399 Resource Management Errors
- Technology feeds
References
-
github.com
/torvalds/linux/commit/e40607cbe270a9e8360907cb1e62ddf0736e4864
exploit
-
rhn.redhat.com
/errata/RHSA-2015-0695.html
vendor-advisory
-
lists.opensuse.org
/opensuse-security-announce/2015-04/msg00000.html
vendor-advisory
-
rhn.redhat.com
/errata/RHSA-2015-0285.html
vendor-advisory
-
rhn.redhat.com
/errata/RHSA-2015-0087.html
vendor-advisory
-
debian.org
/security/2014/dsa-3093
vendor-advisory
-
lists.opensuse.org
/opensuse-security-announce/2015-03/msg00010.html
vendor-advisory
-
lists.opensuse.org
/opensuse-security-announce/2015-03/msg00025.html
vendor-advisory
-
rhn.redhat.com
/errata/RHSA-2015-0284.html
vendor-advisory
-
lists.opensuse.org
/opensuse-security-announce/2015-03/msg00020.html
vendor-advisory
-
rhn.redhat.com
/errata/RHSA-2015-0102.html
vendor-advisory
-
secunia.com
/advisories/62735
third-party-advisory
- linux.oracle.com /errata/ELSA-2015-3004.html
- git.kernel.org /?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e40607cbe270a9e8360907cb1e62ddf0736e4864
-
openwall.com
/lists/oss-security/2014/11/13/6
mailing-list
- support.f5.com /kb/en-us/solutions/public/16000/000/sol16016.html
-
securityfocus.com
/bid/71081
vdb-entry
- bugzilla.redhat.com /show_bug.cgi?id=1163087
- linux.oracle.com /errata/ELSA-2015-3005.html
-
secunia.com
/advisories/62597
third-party-advisory
- kernel.org /pub/linux/kernel/v3.x/ChangeLog-3.17.4
-
secunia.com
/advisories/62305
third-party-advisory
Sources
- CVE List CVE-2014-7841
- NVD CVE-2014-7841
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.