CVE-2018-7191

CVE Details

Release Date:2019-05-17

Description


In the tun subsystem in the Linux kernel before 4.13.14, dev_get_valid_name is not called before register_netdevice. This allows local users to cause a denial of service (NULL pointer dereference and panic) via an ioctl(TUNSETIFF) call with a dev name containing a / character. This is similar to CVE-2013-4343.

See more information about CVE-2018-7191 from MITRE CVE dictionary and NIST NVD


CVSS v3.0 metrics


NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 5.5 Base Metrics: AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Access Vector: Local network Attack Complexity: Low
Privileges Required: Low User Interaction: None
Scope: Unchanged Confidentiality Impact: None
Integrity Impact: None Availability Impact: High

Errata information


PlatformErrataRelease Date
Oracle Linux version 6 (dtrace-modules-3.8.13-118.36.1.el6uek)ELSA-2019-47032019-07-03
Oracle Linux version 6 (kernel-uek)ELSA-2019-47032019-07-03
Oracle Linux version 6 (kernel-uek)ELSA-2019-47102019-07-10
Oracle Linux version 7 (dtrace-modules-3.8.13-118.36.1.el7uek)ELSA-2019-47032019-07-03
Oracle Linux version 7 (dtrace-modules-3.8.13-118.36.1.el7uek)ELSA-2019-47062019-07-03
Oracle Linux version 7 (kernel)ELSA-2020-10162020-04-06
Oracle Linux version 7 (kernel-uek)ELSA-2019-47032019-07-03
Oracle Linux version 7 (kernel-uek)ELSA-2019-47062019-07-03
Oracle Linux version 7 (kernel-uek)ELSA-2019-47102019-07-10
Oracle VM version 3.4 (kernel-uek)OVMSA-2019-00352019-07-11



This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team

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