CVE-2014-7841

Public Exploit

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.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 18.31% Top 10%
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://secunia.com/advisories/62735 third party advisory
http://rhn.redhat.com/errata/RHSA-2015-0695.html 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
http://www.openwall.com/lists/oss-security/2014/11/13/6 mailing list
https://support.f5.com/kb/en-us/solutions/public/16000/000/sol16016.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2015-0285.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2015-0087.html vendor advisory
http://www.debian.org/security/2014/dsa-3093 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html vendor advisory
http://www.securityfocus.com/bid/71081 vdb entry
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1163087
http://rhn.redhat.com/errata/RHSA-2015-0284.html vendor advisory
http://linux.oracle.com/errata/ELSA-2015-3005.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html vendor advisory
https://github.com/torvalds/linux/commit/e40607cbe270a9e8360907cb1e62ddf0736e4864 exploit
http://secunia.com/advisories/62597 third party advisory
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.4
http://rhn.redhat.com/errata/RHSA-2015-0102.html vendor advisory
http://secunia.com/advisories/62305 third party advisory

Frequently Asked Questions

What is the severity of CVE-2014-7841?
CVE-2014-7841 has been scored as a medium severity vulnerability.
How to fix CVE-2014-7841?
To fix CVE-2014-7841, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-7841 being actively exploited in the wild?
It is possible that CVE-2014-7841 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~18% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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