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Mend.io Vulnerability Database

CVE-2016-8655

Date: December 8, 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.

Language: C

Severity Score

7.8

Related Resources (39)

Url: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=84ac7260236a49c79eede91617700174c2c19b0c

Url: http://packetstormsecurity.com/files/140063/Linux-Kernel-4.4.0-AF_PACKET-Race-Condition-Privilege-Escalation.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2016-8655

Url: http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00056.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00073.html

Url: http://rhn.redhat.com/errata/RHSA-2017-0402.html

Url: http://rhn.redhat.com/errata/RHSA-2017-0386.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00067.html

Url: https://access.redhat.com/security/cve/CVE-2016-8655

Url: http://www.securitytracker.com/id/1037968

Url: http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00070.html

Url: http://www.ubuntu.com/usn/USN-3149-2

Url: http://www.ubuntu.com/usn/USN-3149-1

Url: http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00054.html

Url: http://www.securitytracker.com/id/1037403

Url: https://bugzilla.redhat.com/show_bug.cgi?id=1400019

Url: https://github.com/torvalds/linux/commit/84ac7260236a49c79eede91617700174c2c19b0c

Url: https://www.exploit-db.com/exploits/40871/

Url: http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00076.html

Url: https://source.android.com/security/bulletin/2017-03-01.html

Url: http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00087.html

Url: https://security-tracker.debian.org/tracker/CVE-2016-8655

Url: http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00077.html

Url: https://www.exploit-db.com/exploits/44696/

Url: http://www.securityfocus.com/bid/94692

Url: http://rhn.redhat.com/errata/RHSA-2017-0387.html

Url: http://www.openwall.com/lists/oss-security/2016/12/06/1

Url: http://www.ubuntu.com/usn/USN-3151-4

Url: http://www.ubuntu.com/usn/USN-3151-3

Url: http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00044.html

Url: http://www.ubuntu.com/usn/USN-3152-2

Url: http://www.ubuntu.com/usn/USN-3151-2

Url: http://www.ubuntu.com/usn/USN-3152-1

Url: http://www.ubuntu.com/usn/USN-3150-2

Url: http://www.ubuntu.com/usn/USN-3151-1

Url: http://www.ubuntu.com/usn/USN-3150-1

Url: http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00055.html

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2016-8655

Url: https://www.mend.io/vulnerability-database/CVE-2016-8655

Severity Score

7.8

Weakness Type (CWE)

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CWE-362

Use After Free

CWE-416

CVSS v3.1

Base Score:	7.8
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

Base Score:	7.2
Access Vector (AV):	LOCAL
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	COMPLETE
Integrity (I):	COMPLETE
Availability (A):	COMPLETE
Additional information:

Mend.io Vulnerability Database

We found results for “”

CVE-2016-8655

Date: December 8, 2016

Language: C

Severity Score

Related Resources (39)

Severity Score

Weakness Type (CWE)

CVSS v3.1

CVSS v2

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