National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-9555 Detail

Current Description

The sctp_sf_ootb function in net/sctp/sm_statefuns.c in the Linux kernel before 4.8.8 lacks chunk-length checking for the first chunk, which allows remote attackers to cause a denial of service (out-of-bounds slab access) or possibly have unspecified other impact via crafted SCTP data.

Source:  MITRE
Description Last Modified:  11/27/2016
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 10.0 HIGH
Vector: (AV:N/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Insufficient_Info
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bf911e985d6bbaa328c20c3e05f4eb03de11fdd6 Issue Tracking Patch Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00054.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00055.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00056.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00067.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00070.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00073.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00076.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00077.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00087.html
http://rhn.redhat.com/errata/RHSA-2017-0086.html
http://rhn.redhat.com/errata/RHSA-2017-0091.html
http://rhn.redhat.com/errata/RHSA-2017-0113.html
http://rhn.redhat.com/errata/RHSA-2017-0307.html
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.8 Release Notes
http://www.openwall.com/lists/oss-security/2016/11/22/18 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/94479 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037339 Third Party Advisory VDB Entry
https://bto.bluecoat.com/security-advisory/sa134
https://bugzilla.redhat.com/show_bug.cgi?id=1397930 Issue Tracking
https://github.com/torvalds/linux/commit/bf911e985d6bbaa328c20c3e05f4eb03de11fdd6 Issue Tracking Patch Third Party Advisory
https://groups.google.com/forum/#!topic/syzkaller/pAUcHsUJbjk

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.8.7


Change History

8 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-9555
NVD Published Date:
11/27/2016
NVD Last Modified:
08/13/2018