CVE-2016-4470

Advisory lineage Upstream: 0 Downstream: 46
Modified
Published: 27 Jun 2016, 10:00
Last modified:06 Aug 2024, 00:32

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
v3.0 (nvd)
EPSS Score
0.06% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

27 Jun 2016, 10:00
Published
Vulnerability first disclosed
06 Aug 2024, 00:32
Last Modified
Vulnerability information updated

Description

The key_reject_and_link function in security/keys/key.c in the Linux kernel 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.

CVSS Metrics

  • v3.0•MEDIUM•Score: 5.5CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • v2.0•MEDIUM•Score: 4.9AV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS Trends

Current EPSS score: 0.06%• Percentile: 17%

Affected Systems

  • linux•linux_kernel

    ≤ 4.6.3

  • novell•suse_linux_enterprise_real_time_extension

    12.0:sp1

  • oracle•linux

    5.0 | 6 | 7

  • oracle•vm_server

    3.3 | 3.4

  • redhat•enterprise_linux

    6.0

  • redhat•enterprise_linux_desktop

    7.0

  • redhat•enterprise_linux_for_real_time

    7.0

  • redhat•enterprise_linux_hpc_node

    7.0

  • redhat•enterprise_linux_hpc_node_eus

    7.0

  • redhat•enterprise_linux_server

    7.0

  • redhat•enterprise_linux_server_aus

    7.2

  • redhat•enterprise_linux_server_eus

    7.2

  • redhat•enterprise_linux_workstation

    7.0

  • redhat•enterprise_mrg

    2.0

References (48)