Vulnerability Monitor

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CVE-2016-8655

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.

Published

2016-12-08T08:59:00.177

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-362
CWE-416

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	< 3.2.85	Yes
Operating System	linux	linux_kernel	< 3.10.106	Yes
Operating System	linux	linux_kernel	< 3.12.69	Yes
Operating System	linux	linux_kernel	< 3.16.40	Yes
Operating System	linux	linux_kernel	< 3.18.46	Yes
Operating System	linux	linux_kernel	< 4.1.37	Yes
Operating System	linux	linux_kernel	< 4.4.38	Yes
Operating System	linux	linux_kernel	< 4.8.14	Yes
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	16.10	Yes

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=84ac7260236a49c79eede91617700174c2c19b0c Patch, Vendor Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00044.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00054.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00055.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00056.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00067.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00070.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00073.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00076.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00077.html Mailing List, Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00087.html Mailing List, Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/140063/Linux-Kernel-4.4.0-AF_PACKET-Race-Condition-Privilege-Escalation.html Third Party Advisory, VDB Entry ([email protected])
http://rhn.redhat.com/errata/RHSA-2017-0386.html Third Party Advisory ([email protected])
http://rhn.redhat.com/errata/RHSA-2017-0387.html Third Party Advisory ([email protected])
http://rhn.redhat.com/errata/RHSA-2017-0402.html Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/12/06/1 Mailing List, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/94692 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1037403 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1037968 Third Party Advisory, VDB Entry ([email protected])
http://www.ubuntu.com/usn/USN-3149-1 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-3149-2 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-3150-1 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-3150-2 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-3151-1 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-3151-2 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-3151-3 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-3151-4 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-3152-1 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-3152-2 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1400019 Issue Tracking, Third Party Advisory, VDB Entry ([email protected])
https://github.com/torvalds/linux/commit/84ac7260236a49c79eede91617700174c2c19b0c Patch, Third Party Advisory ([email protected])
https://source.android.com/security/bulletin/2017-03-01.html Third Party Advisory ([email protected])
https://www.exploit-db.com/exploits/40871/ Third Party Advisory, VDB Entry ([email protected])
https://www.exploit-db.com/exploits/44696/ Third Party Advisory, VDB Entry ([email protected])
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=84ac7260236a49c79eede91617700174c2c19b0c Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00044.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00054.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00055.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00056.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00067.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00070.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00073.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00076.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00077.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00087.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/140063/Linux-Kernel-4.4.0-AF_PACKET-Race-Condition-Privilege-Escalation.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2017-0386.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2017-0387.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2017-0402.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2016/12/06/1 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/94692 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1037403 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1037968 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3149-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3149-2 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3150-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3150-2 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3151-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3151-2 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3151-3 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3151-4 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3152-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3152-2 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1400019 Issue Tracking, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/torvalds/linux/commit/84ac7260236a49c79eede91617700174c2c19b0c Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://source.android.com/security/bulletin/2017-03-01.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.exploit-db.com/exploits/40871/ Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://www.exploit-db.com/exploits/44696/ Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)