kernel: net: sctp: NULL pointer dereference in af->from_addr_param on malformed packet
Published Nov 30, 2014
5.0
MEDIUMCVSS 2.0
EPSS 5.23%
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.
Affected products
No data.
- ≤ 3.17.3
- 3.0
- 3.0
- 3.0
- 3.0
- 3.0
- 3.0
- 3.0
- 3.0.1
- 3.0.2
- 3.0.3
- 3.0.4
- 3.0.5
- 3.0.6
- 3.0.7
- 3.0.8
- 3.0.9
- 3.0.10
- 3.0.11
- 3.0.12
- 3.0.13
- 3.0.14
- 3.0.15
- 3.0.16
- 3.0.17
- 3.0.18
- 3.0.19
- 3.0.20
- 3.0.21
- 3.0.22
- 3.0.23
- 3.0.24
- 3.0.25
- 3.0.26
- 3.0.27
- 3.0.28
- 3.0.29
- 3.0.30
- 3.0.31
- 3.0.32
- 3.0.33
- 3.0.34
- 3.0.35
- 3.0.36
- 3.0.37
- 3.0.38
- 3.0.39
- 3.0.40
- 3.0.41
- 3.0.42
- 3.0.43
- 3.0.44
- 3.0.45
- 3.0.46
- 3.0.47
- 3.0.48
- 3.0.49
- 3.0.50
- 3.0.51
- 3.0.52
- 3.0.53
- 3.0.54
- 3.0.55
- 3.0.56
- 3.0.57
- 3.0.58
- 3.0.59
- 3.0.60
- 3.0.61
- 3.0.62
- 3.0.63
- 3.0.64
- 3.0.65
- 3.0.66
- 3.0.67
- 3.0.68
- 3.1
- 3.1
- 3.1
- 3.1
- 3.1
- 3.1.1
- 3.1.2
- 3.1.3
- 3.1.4
- 3.1.5
- 3.1.6
- 3.1.7
- 3.1.8
- 3.1.9
- 3.1.10
- 3.2
- 3.2
- 3.2
- 3.2
- 3.10
- 3.10.0
- 3.10.1
- 3.10.1
- 3.10.2
- 3.10.2
- 3.10.3
- 3.10.3
- 3.10.4
- 3.10.4
- 3.10.5
- 3.10.5
- 3.10.6
- 3.10.6
- 3.10.7
- 3.10.7
- 3.10.8
- 3.10.8
- 3.10.9
- 3.10.9
- 3.10.10
- 3.10.11
- 3.10.12
- 3.10.13
- 3.10.14
- 3.10.15
- 3.10.16
- 3.10.17
- 3.10.18
- 3.10.19
- 3.10.20
- 3.10.21
- 3.10.22
- 3.10.23
- 3.10.24
- 3.10.25
- 3.10.26
- 3.10.27
- 3.10.28
- 3.10.29
- 3.11
- 3.11.1
- 3.11.2
- 3.11.3
- 3.11.4
- 3.11.5
- 3.11.6
- 3.11.7
- 3.11.8
- 3.11.9
- 3.11.10
- 3.12
- 3.12.1
- 3.12.2
- 3.12.3
- 3.12.4
- 3.12.5
- 3.12.6
- 3.12.7
- 3.12.8
- 3.12.9
- 3.12.10
- 3.12.11
- 3.12.12
- 3.12.13
- 3.12.14
- 3.12.15
- 3.12.16
- 3.12.17
- 3.13
- 3.13.1
- 3.13.2
- 3.13.3
- 3.13.4
- 3.13.5
- 3.13.6
- 3.13.7
- 3.13.8
- 3.13.9
- 3.13.10
- 3.13.11
- 3.14
- 3.14
- 3.14
- 3.14
- 3.14
- 3.14
- 3.14
- 3.14
- 3.14
- 3.14.1
- 3.14.2
- 3.14.3
- 3.14.4
- 3.14.5
- 3.15
- 3.15.1
- 3.15.2
- 3.15.3
- 3.15.4
- 3.15.5
- 3.15.6
- 3.15.7
- 3.15.8
- 3.16.0
- 3.16.1
- 3.17
- 3.17.1
- 3.17.2
No data.
Red Hat Enterprise Linux 6
kernel-0:2.6.32-504.8.1.el6
Fixed · RHSA-2015:0087
Red Hat Enterprise Linux 6.2 Advanced Update Support
kernel-0:2.6.32-220.60.2.el6
Fixed · RHSA-2015:0695
Red Hat Enterprise Linux 6.4 Extended Update Support
kernel-0:2.6.32-358.56.1.el6
Fixed · RHSA-2015:0285
Red Hat Enterprise Linux 6.5 Extended Update Support
kernel-0:2.6.32-431.50.1.el6
Fixed · RHSA-2015:0284
Red Hat Enterprise Linux 7
kernel-0:3.10.0-123.20.1.el7
Fixed · RHSA-2015:0102
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise MRG 2
realtime-kernel
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | kernel-0:2.6.32-504.8.1.el6 | Fixed | RHSA-2015:0087 |
| Red Hat Enterprise Linux 6.2 Advanced Update Support | kernel-0:2.6.32-220.60.2.el6 | Fixed | RHSA-2015:0695 |
| Red Hat Enterprise Linux 6.4 Extended Update Support | kernel-0:2.6.32-358.56.1.el6 | Fixed | RHSA-2015:0285 |
| Red Hat Enterprise Linux 6.5 Extended Update Support | kernel-0:2.6.32-431.50.1.el6 | Fixed | RHSA-2015:0284 |
| Red Hat Enterprise Linux 7 | kernel-0:3.10.0-123.20.1.el7 | Fixed | RHSA-2015:0102 |
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
| Red Hat Enterprise MRG 2 | realtime-kernel | Affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5. This issue does affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 6, 7 and Red Hat Enterprise MRG 2. Future kernel updates for the respective releases may address this issue.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.23% (0.05230) | 92.26th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.23% (0.05230) | 91.42th | v5 (v2026.06.15) |
| Mar 30, 2025 | 18.31% (0.18308) | 94.69th | v4 (v2025.03.14) |
| Mar 29, 2025 | 11.51% (0.11508) | 89.31th | v4 (v2025.03.14) |
| Mar 17, 2025 | 18.31% (0.18308) | 94.71th | v4 (v2025.03.14) |
| Dec 12, 2024 | 56.54% (0.56541) | 97.81th | v3 (v2023.03.01) |
| Jul 12, 2024 | 56.54% (0.56541) | 97.71th | v3 (v2023.03.01) |
| May 26, 2024 | 72.09% (0.72095) | 98.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 73.30% (0.73302) | 97.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.36% (0.04358) | 88.02th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.36% (0.04358) | 86.83th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.36% (0.04358) | 70.59th | v2 (v2022.01.01) |
References (25)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e40607cbe270a9e8360907cb1e62ddf0736e4864 x_refsource_CONFIRM
- http://linux.oracle.com/errata/ELSA-2015-3004.html x_refsource_CONFIRM
- http://linux.oracle.com/errata/ELSA-2015-3005.html x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2015-0087.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2015-0102.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2015-0284.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2015-0285.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2015-0695.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/62305 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/62597 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/62735 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2014/dsa-3093 vendor-advisoryx_refsource_DEBIAN
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.4 x_refsource_CONFIRM
- http://www.openwall.com/lists/oss-security/2014/11/13/6 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/71081 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2014-7841 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1163087 x_refsource_CONFIRMIssue Tracking
- https://github.com/torvalds/linux/commit/e40607cbe270a9e8360907cb1e62ddf0736e4864 x_refsource_CONFIRMExploit
- https://nvd.nist.gov/vuln/detail/CVE-2014-7841
- https://support.f5.com/kb/en-us/solutions/public/16000/000/sol16016.html x_refsource_CONFIRM
- https://www.cve.org/CVERecord?id=CVE-2014-7841
Change history (0)
No recorded changes yet.