Vulnerability DatabaseCVE-2016-8655
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CVE-2016-8655
December 08, 2016
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.
Related Resources (37)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00070.html
https://www.exploit-db.com/exploits/40871/
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00077.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-8655
http://www.ubuntu.com/usn/USN-3152-2
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00067.html
http://www.ubuntu.com/usn/USN-3149-1
http://www.securitytracker.com/id/1037968
http://rhn.redhat.com/errata/RHSA-2017-0402.html
http://www.openwall.com/lists/oss-security/2016/12/06/1
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=84ac7260236a49c79eede91617700174c2c19b0c
https://security-tracker.debian.org/tracker/CVE-2016-8655
http://www.ubuntu.com/usn/USN-3151-4
http://www.ubuntu.com/usn/USN-3151-2
http://www.ubuntu.com/usn/USN-3152-1
https://access.redhat.com/security/cve/CVE-2016-8655
http://www.ubuntu.com/usn/USN-3150-1
http://www.ubuntu.com/usn/USN-3151-1
http://www.ubuntu.com/usn/USN-3149-2
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00087.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00076.html
http://www.securitytracker.com/id/1037403
http://www.securityfocus.com/bid/94692
http://rhn.redhat.com/errata/RHSA-2017-0386.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00056.html
http://packetstormsecurity.com/files/140063/Linux-Kernel-4.4.0-AF_PACKET-Race-Condition-Privilege-Escalation.html
https://bugzilla.redhat.com/show_bug.cgi?id=1400019
http://rhn.redhat.com/errata/RHSA-2017-0387.html
https://source.android.com/security/bulletin/2017-03-01.html
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
https://www.exploit-db.com/exploits/44696/
http://www.ubuntu.com/usn/USN-3150-2
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00073.html
https://github.com/torvalds/linux/commit/84ac7260236a49c79eede91617700174c2c19b0c
http://www.ubuntu.com/usn/USN-3151-3
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CVSS v4
Base Score:
8.5
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
POC
CVSS v3
Base Score:
7.8
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Exploit Maturity
FUNCTIONAL
CVSS v2
Base Score:
7.2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Weakness Type (CWE)
Use After Free
CWE-416
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-362
EPSS
Base Score:
29.83