Description
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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 3.16.7-ckt2-1 | — |
| Debian 13 | linux | 3.16.7-ckt2-1 | — |
| Debian 12 | linux | 3.16.7-ckt2-1 | — |
| Debian 7 | linux | 3.2.63-2+deb7u2 | DSA-3093-1 |
| Debian 6.0 | linux-2.6 | 2.6.32-48squeeze10 | DLA-118-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | linux | 3.13.0-44.73 | USN-2466-1 |
| Ubuntu 14.04 LTS | linux-lts-utopic | 3.16.0-29.39~14.04.1 | USN-2467-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | perf +17 | 3.10.0-123.20.1.el7 | RHSA-2015:0102 |
| RHEL 6 | perf +16 | 2.6.32-504.8.1.el6 | RHSA-2015:0087 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhel Mission Critical 6 | perf +9 | 2.6.32-220.60.2.el6 | RHSA-2015:0695 |
| RHEL 6.5 EUS | perf +16 | 2.6.32-431.50.1.el6 | RHSA-2015:0284 |
| RHEL 6.4 EUS | perf +15 | 2.6.32-358.56.1.el6 | RHSA-2015:0285 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 | kernel-docs | 3.12.38-44.5 | SUSE-SU-2015:0529-1 |
| SLES 12 | kernel-ec2 +5 | 3.12.38-44.1 | SUSE-SU-2015:0529-1 |
| SLES 11 SP4 | kernel-ec2 +8 | 3.0.101-108.132.1 | SUSE-SU-2021:14849-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 | kernel-xen +3 | 3.12.38-44.1 | SUSE-SU-2015:0529-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12_Update_3 | 1-2.2 | SUSE-SU-2015:0529-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | dtrace-modules-3.8.13-55.1.5.el6uek | 0.4.3-4.el6 | ELSA-2015-3003 |
| Oracle Linux 7 | dtrace-modules-3.8.13-55.1.5.el7uek | 0.4.3-4.el7 | ELSA-2015-3003 |
| Oracle Linux 7 | kernel-uek +5 | 3.8.13-55.1.5.el7uek | ELSA-2015-3003 |
| Oracle Linux 7 | perf +11 | 3.10.0-123.20.1.el7 | ELSA-2015-0102 |
Advisories 13
- RHSA-2015:0695 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2015:0284 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2015:0087 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2015:0102 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2015:0285 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-2466-1 linux vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-3093-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-118-1 linux-2.6 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2467-1 linux-lts-utopic vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2015:0529-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:14849-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2015-3003 Important: Unbreakable Enterprise kernel security and bugfix update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jan 29, 2015
- ELSA-2015-0102 Important: kernel security and bug fix update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jan 28, 2015
References
- 62735 third-party-advisory
- RHSA-2015:0695 vendor-advisory
- http://linux.oracle.com/errata/ELSA-2015-3004.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e40607cbe270a9e8360907cb1e62ddf0736e4864
- [oss-security] 20141113 CVE-2014-7841 Linux kernel: net: sctp: NULL pointer dereference in af->from_addr_param on malformed packet mailing-list
- https://support.f5.com/kb/en-us/solutions/public/16000/000/sol16016.html
- SUSE-SU-2015:0652 vendor-advisory
- RHSA-2015:0285 vendor-advisory
- RHSA-2015:0087 vendor-advisory
- DSA-3093 vendor-advisory
- SUSE-SU-2015:0481 vendor-advisory
- 71081 vdb-entry
- openSUSE-SU-2015:0566 vendor-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1163087
- RHSA-2015:0284 vendor-advisory
- http://linux.oracle.com/errata/ELSA-2015-3005.html
- SUSE-SU-2015:0529 vendor-advisory
- https://github.com/torvalds/linux/commit/e40607cbe270a9e8360907cb1e62ddf0736e4864
- 62597 third-party-advisory
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.4
- RHSA-2015:0102 vendor-advisory
- 62305 third-party-advisory