CVE-2014-7841

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-11-30 · updated 2026-06-17
Weakness: CWE-399

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

Linux kernel: through 3.17.3; 3.0-rc1, 3.0-rc2, 3.0-rc3, 3.0-rc4, 3.0-rc5, 3.0-rc6 (+187)

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e40607cbe270a9e8360907cb1e62ddf0736e4864
http://linux.oracle.com/errata/ELSA-2015-3004.html
http://linux.oracle.com/errata/ELSA-2015-3005.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html
http://rhn.redhat.com/errata/RHSA-2015-0087.html
http://rhn.redhat.com/errata/RHSA-2015-0102.html
http://rhn.redhat.com/errata/RHSA-2015-0284.html
http://rhn.redhat.com/errata/RHSA-2015-0285.html
http://rhn.redhat.com/errata/RHSA-2015-0695.html

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