Description
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.
Published: 2022-02-16
Score: 4.7 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2785-1 linux-4.19 security update
Debian DLA Debian DLA DLA-2843-1 linux security update
Debian DSA Debian DSA DSA-4978-1 linux security update
EUVD EUVD EUVD-2021-27028 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.
Ubuntu USN Ubuntu USN USN-5113-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5115-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5117-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5136-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5137-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5137-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6221-1 Linux kernel vulnerabilities
History

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Linux Linux Kernel
Netapp Active Iq Unified Manager Bootstrap Os Element Software H300s H300s Firmware H410c H410c Firmware H410s H410s Firmware H500s H500s Firmware H700s H700s Firmware Hci Compute Node Hci Management Node Solidfire
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

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

Reserved: 2021-08-31T00:00:00.000Z

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

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Weaknesses