Vulnerability Details : CVE-2014-4667
The sctp_association_free function in net/sctp/associola.c in the Linux kernel before 3.15.2 does not properly manage a certain backlog value, which allows remote attackers to cause a denial of service (socket outage) via a crafted SCTP packet.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-4667
Probability of exploitation activity in the next 30 days: 4.86%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 92 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-4667
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
References for CVE-2014-4667
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http://www.debian.org/security/2014/dsa-2992
Debian -- Security Information -- DSA-2992-1 linuxThird Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html
[security-announce] SUSE-SU-2014:1316-1: important: Security update forMailing List;Third Party Advisory
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http://linux.oracle.com/errata/ELSA-2014-3068.html
linux.oracle.com | ELSA-2014-3068Third Party Advisory
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http://www.ubuntu.com/usn/USN-2334-1
USN-2334-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2
Release Notes;Vendor Advisory
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http://www.openwall.com/lists/oss-security/2014/06/27/11
oss-security - Re: CVE request -- Linux kernel: sctp: sk_ack_backlog wrap-around problemMailing List;Third Party Advisory
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http://linux.oracle.com/errata/ELSA-2014-3069.html
linux.oracle.com | ELSA-2014-3069Third Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html
[security-announce] SUSE-SU-2014:1319-1: important: Security update forMailing List;Third Party Advisory
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https://bugzilla.redhat.com/show_bug.cgi?id=1113967
1113967 – (CVE-2014-4667) CVE-2014-4667 kernel: sctp: sk_ack_backlog wrap-around problemIssue Tracking;Third Party Advisory
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http://secunia.com/advisories/60596
Sign inThird Party Advisory
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http://www.securityfocus.com/bid/68224
Linux Kernel 'sctp_association_free()' Function Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html
[security-announce] SUSE-SU-2015:0812-1: important: Security update forMailing List;Third Party Advisory
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http://secunia.com/advisories/59790
Sign inThird Party Advisory
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https://github.com/torvalds/linux/commit/d3217b15a19a4779c39b212358a5c71d725822ee
sctp: Fix sk_ack_backlog wrap-around problem · torvalds/linux@d3217b1 · GitHubPatch;Third Party Advisory
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http://www.ubuntu.com/usn/USN-2335-1
USN-2335-1: Linux kernel (OMAP4) vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d3217b15a19a4779c39b212358a5c71d725822ee
kernel/git/torvalds/linux.git - Linux kernel source treePatch;Vendor Advisory
Products affected by CVE-2014-4667
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_desktop:11:sp3:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:ltss:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:vmware:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:-:*:*
- cpe:2.3:o:suse:linux_enterprise_real_time_extension:11:sp3:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*