The Linux kernel, as used in Ubuntu 18.10 and when booted with UEFI Secure Boot enabled, allows privileged local users to bypass intended Secure Boot restrictions and execute untrusted code by loading arbitrary kernel modules. This occurs because a modified kernel/module.c, in conjunction with certain configuration options, leads to mishandling of the result of signature verification.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2018-10-26T00:00:00

Updated: 2024-08-05T11:16:00.182Z

Reserved: 2018-10-25T00:00:00

Link: CVE-2018-18653

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2018-10-26T00:29:00.237

Modified: 2019-10-03T00:03:26.223

Link: CVE-2018-18653

cve-icon Redhat

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