CVE-2016-8655 (GCVE-0-2016-8655)

Vulnerability from cvelistv5 – Published: 2016-12-08 08:08 – Updated: 2024-08-06 02:27
VLAI
Summary
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.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://www.ubuntu.com/usn/USN-3151-3 vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://github.com/torvalds/linux/commit/84ac7260… x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.ubuntu.com/usn/USN-3150-2 vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-3149-2 vendor-advisoryx_refsource_UBUNTU
http://www.securityfocus.com/bid/94692 vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1037968 vdb-entryx_refsource_SECTRACK
http://www.ubuntu.com/usn/USN-3150-1 vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://rhn.redhat.com/errata/RHSA-2017-0402.html vendor-advisoryx_refsource_REDHAT
http://www.ubuntu.com/usn/USN-3151-1 vendor-advisoryx_refsource_UBUNTU
http://rhn.redhat.com/errata/RHSA-2017-0387.html vendor-advisoryx_refsource_REDHAT
http://git.kernel.org/cgit/linux/kernel/git/torva… x_refsource_CONFIRM
https://www.exploit-db.com/exploits/40871/ exploitx_refsource_EXPLOIT-DB
http://www.ubuntu.com/usn/USN-3149-1 vendor-advisoryx_refsource_UBUNTU
https://bugzilla.redhat.com/show_bug.cgi?id=1400019 x_refsource_CONFIRM
https://www.exploit-db.com/exploits/44696/ exploitx_refsource_EXPLOIT-DB
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.ubuntu.com/usn/USN-3151-2 vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://packetstormsecurity.com/files/140063/Linux… x_refsource_MISC
http://www.openwall.com/lists/oss-security/2016/12/06/1 mailing-listx_refsource_MLIST
http://www.ubuntu.com/usn/USN-3152-1 vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-3152-2 vendor-advisoryx_refsource_UBUNTU
http://rhn.redhat.com/errata/RHSA-2017-0386.html vendor-advisoryx_refsource_REDHAT
http://www.securitytracker.com/id/1037403 vdb-entryx_refsource_SECTRACK
http://www.ubuntu.com/usn/USN-3151-4 vendor-advisoryx_refsource_UBUNTU
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://source.android.com/security/bulletin/2017… x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
Date Public
2016-12-06 00:00
Show details on NVD website
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    "nvd": "{\"cve\":{\"id\":\"CVE-2016-8655\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2016-12-08T08:59:00.177\",\"lastModified\":\"2026-05-06T22:30:45.220\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"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.\"},{\"lang\":\"es\",\"value\":\"Condici\u00f3n de carrera en net/packet/af_packet.c en el kernel de Linux hasta la versi\u00f3n 4.8.12 permite a usuarios locales obtener privilegios o provocar una denegaci\u00f3n de servicio (uso despu\u00e9s de liberaci\u00f3n de memoria) aprovechando la capacidad CAP_NET_RAW de cambiar una versi\u00f3n socket, relacionado con las funciones packet_set_ring y packet_setsockopt.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:C/I:C/A:C\",\"baseScore\":7.2,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":3.9,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-362\"},{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.2\",\"versionEndExcluding\":\"3.2.85\",\"matchCriteriaId\":\"A779DD72-34BF-411B-A324-7D4E130B3F99\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.3\",\"versionEndExcluding\":\"3.10.106\",\"matchCriteriaId\":\"3116EF11-56E7-4D40-9FD0-6109280D0247\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.11\",\"versionEndExcluding\":\"3.12.69\",\"matchCriteriaId\":\"28A5A1D2-18D9-4F68-9773-16A6850309FA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.13\",\"versionEndExcluding\":\"3.16.40\",\"matchCriteriaId\":\"1331ABAB-8C2B-4379-BA77-B655A5B9A83F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.17\",\"versionEndExcluding\":\"3.18.46\",\"matchCriteriaId\":\"B4BEDC6F-3F06-444D-AF78-96C7C02DCF30\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.19\",\"versionEndExcluding\":\"4.1.37\",\"matchCriteriaId\":\"0DE2C8A2-D80A-4FAE-915A-94E58094F78A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.2\",\"versionEndExcluding\":\"4.4.38\",\"matchCriteriaId\":\"ECA0BA21-3E8F-49EF-A94F-D1DFD18343FC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.5\",\"versionEndExcluding\":\"4.8.14\",\"matchCriteriaId\":\"2454EAB6-FC42-4FA4-BE76-CBAA81D4ADC4\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*\",\"matchCriteriaId\":\"CB66DB75-2B16-4EBF-9B93-CE49D8086E41\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*\",\"matchCriteriaId\":\"815D70A8-47D3-459C-A32C-9FEACA0659D1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*\",\"matchCriteriaId\":\"7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1AFB20FA-CB00-4729-AB3A-816454C6D096\"}]}]}],\"references\":[{\"url\":\"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=84ac7260236a49c79eede91617700174c2c19b0c\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Patch\",\"Vendor 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  }
}


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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.