CVE-2017-6951

medium

Description

The keyring_search_aux function in security/keys/keyring.c in the Linux kernel through 3.14.79 allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a request_key system call for the "dead" type.

References

Advisories

https://access.redhat.com/errata/RHSA-2017:2669

https://access.redhat.com/errata/RHSA-2017:2077

https://access.redhat.com/errata/RHSA-2017:1842

http://www.spinics.net/lists/keyrings/msg01849.html

http://www.spinics.net/lists/keyrings/msg01846.html

http://www.spinics.net/lists/keyrings/msg01845.html

http://www.securityfocus.com/bid/96943

Details

Source: Mitre, NVD

Published: 2017-03-16

Updated: 2025-04-20

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H