National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

    Vulnerabilities Detail

CVE-2016-8655 Detail

Description

Race condition in net/packet/af_packet.c in the Linux kernel through 4.8.12 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging the CAP_NET_RAW capability to change a socket version, related to the packet_set_ring and packet_setsockopt functions.

Source:  MITRE
Description Last Modified:  12/08/2016

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8

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

CVSS v2.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
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

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=84ac7260236a49c79eede91617700174c2c19b0c 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://packetstormsecurity.com/files/140063/Linux-Kernel-4.4.0-AF_PACKET-Race-Condition-Privilege-Escalation.html
http://rhn.redhat.com/errata/RHSA-2017-0386.html
http://rhn.redhat.com/errata/RHSA-2017-0387.html
http://rhn.redhat.com/errata/RHSA-2017-0402.html
http://www.openwall.com/lists/oss-security/2016/12/06/1 Third Party Advisory
http://www.securityfocus.com/bid/94692
http://www.securitytracker.com/id/1037403
http://www.securitytracker.com/id/1037968
http://www.ubuntu.com/usn/USN-3149-1
http://www.ubuntu.com/usn/USN-3149-2
http://www.ubuntu.com/usn/USN-3150-1
http://www.ubuntu.com/usn/USN-3150-2
http://www.ubuntu.com/usn/USN-3151-1
http://www.ubuntu.com/usn/USN-3151-2
http://www.ubuntu.com/usn/USN-3151-3
http://www.ubuntu.com/usn/USN-3151-4
http://www.ubuntu.com/usn/USN-3152-1
http://www.ubuntu.com/usn/USN-3152-2
https://bugzilla.redhat.com/show_bug.cgi?id=1400019 Issue Tracking Third Party Advisory VDB Entry
https://github.com/torvalds/linux/commit/84ac7260236a49c79eede91617700174c2c19b0c Patch
https://source.android.com/security/bulletin/2017-03-01.html
https://www.exploit-db.com/exploits/40871/
https://www.exploit-db.com/exploits/44696/

Technical Details

Vulnerability Type (View All)

Change History

8 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-8655
NVD Published Date:
12/08/2016
NVD Last Modified:
05/24/2018