A race problem was seen in the vt_k_ioctl in drivers/tty/vt/vt_ioctl.c in the Linux kernel, which may cause an out of bounds read in vt as the write access to vc_mode is not protected by lock-in vt_ioctl (KDSETMDE). The highest threat from this vulnerability is to data confidentiality.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T17:09:08.286Z

Reserved: 2021-08-31T00:00:00

Link: CVE-2021-3753

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-02-16T19:15:08.647

Modified: 2024-11-21T06:22:20.623

Link: CVE-2021-3753

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-09-01T11:30:00Z

Links: CVE-2021-3753 - Bugzilla

cve-icon OpenCVE Enrichment

No data.