CVE Details

Release Date:2021-05-12


Use After Free vulnerability in nfc sockets in the Linux Kernel before 5.12.4 allows local attackers to elevate their privileges. In typical configurations, the issue can only be triggered by a privileged local user with the CAP_NET_RAW capability.

See more information about CVE-2021-23134 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: 7.8 Base Metrics: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector: Local network Attack Complexity: Low
Privileges Required: Low User Interaction: None
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: High Availability Impact: High

Errata information

PlatformErrataRelease Date
Oracle Linux version 7 (kernel-uek)ELSA-2021-94042021-08-10
Oracle Linux version 7 (kernel-uek)ELSA-2021-94522021-09-21
Oracle Linux version 7 (kernel-uek-container)ELSA-2021-94062021-08-10
Oracle Linux version 7 (kernel-uek-container)ELSA-2021-94532021-09-21
Oracle Linux version 8 (kernel-uek)ELSA-2021-94042021-08-10
Oracle Linux version 8 (kernel-uek-container)ELSA-2021-94062021-08-10

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