CVE-2016-4470

CVE Details

Release Date:2016-06-15

Description


The key_reject_and_link function in security/keys/key.c in the Linuxkernel through 4.6.3 does not ensure that a certain data structure is initialized, which allows local users to cause a denial of service (system crash) via vectors involving a crafted keyctl request2 command.

See more information about CVE-2016-4470 from MITRE CVE dictionary and NIST NVD


CVSS v2.0 metrics


NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.

Base Score: 6.9 Base Metrics: AV:L/AC:M/Au:N/C:C/I:C/A:C
Access Vector: Local network Attack Complexity: Medium
Authentication: None required Confidentiality Impact: Complete
Integrity Impact: Complete Availability Impact: Complete

Errata information


PlatformErrataRelease Date
Oracle Linux version 5 (kernel-uek)ELSA-2016-35922016-08-04
Oracle Linux version 6 (dtrace-modules-3.8.13-118.9.2.el6uek)ELSA-2016-35912016-08-04
Oracle Linux version 6 (dtrace-modules-4.1.12-37.6.2.el6uek)ELSA-2016-35932016-08-04
Oracle Linux version 6 (kernel)ELSA-2016-20062016-10-04
Oracle Linux version 6 (kernel-uek)ELSA-2016-35912016-08-04
Oracle Linux version 6 (kernel-uek)ELSA-2016-35922016-08-04
Oracle Linux version 6 (kernel-uek)ELSA-2016-35932016-08-04
Oracle Linux version 7 (dtrace-modules-3.8.13-118.9.2.el7uek)ELSA-2016-35912016-08-04
Oracle Linux version 7 (dtrace-modules-4.1.12-37.6.2.el7uek)ELSA-2016-35932016-08-04
Oracle Linux version 7 (kernel)ELSA-2016-15392016-08-02
Oracle Linux version 7 (kernel-uek)ELSA-2016-35912016-08-04
Oracle Linux version 7 (kernel-uek)ELSA-2016-35932016-08-04
Oracle VM version 3.2 (kernel-uek)OVMSA-2016-01582016-11-15
Oracle VM version 3.3 (kernel-uek)OVMSA-2016-00952016-08-05
Oracle VM version 3.4 (kernel-uek)OVMSA-2016-00942016-08-05



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