When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: openEuler

Published: 2022-07-18T14:44:28

Updated: 2024-08-03T23:58:21.558Z

Reserved: 2021-05-28T00:00:00

Link: CVE-2021-33656

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2022-07-18T15:15:08.043

Modified: 2022-10-29T02:52:00.693

Link: CVE-2021-33656

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-01-05T10:00:00Z

Links: CVE-2021-33656 - Bugzilla