Wind River Support Network

Meet the Support Network

Home CVE Database CVE-2021-3753

CVE-2021-3753

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.

Priority: LOW
CVSS v3: 4.7
Component: linux
Publish Date: Sep 2, 2021
Related ID: --
CVSS v2: MEDIUM
Modified Date: Sep 2, 2021

Find out more about CVE-2021-3753 from the MITRE-CVE dictionary and NIST NVD


Products Affected

Login may be required to access defects or downloads.

Product Name Status Defect Fixed Downloads
Linux
Wind River Linux LTS 17 Fixed LIN10-9057
10.17.41.25 --
Wind River Linux 8 Requires LTSS -- -- --
Wind River Linux 9 Requires LTSS -- -- --
Wind River Linux 7 Requires LTSS -- -- --
Wind River Linux LTS 21 Fixed LIN1021-1401
10.21.20.5 --
Wind River Linux LTS 22 Not Vulnerable -- -- --
Wind River Linux LTS 18 Fixed LIN1018-8129
10.18.44.24 --
Wind River Linux LTS 19 Fixed LIN1019-7088
10.19.45.20 --
Wind River Linux CD release Fixed LINCD-6678
10.21.41.0 --
Wind River Linux 6 Requires LTSS -- -- --
Wind River Linux LTS 23 Not Vulnerable -- -- --
VxWorks
VxWorks 7 Not Vulnerable -- -- --
VxWorks 6.9 Not Vulnerable -- -- --
Helix Virtualization Platform Cert Edition
Helix Virtualization Platform Cert Edition Not Vulnerable -- -- --

Related Products

Product Name Status Defect Fixed Downloads

Notes
Requires LTSS - customers must have active LTSS (Long Term Security Shield) Support to receive up-to-date information about vulnerabilities that may affect legacy software. Please contact your Wind River account team or see https://docs.windriver.com/bundle/Support_and_Maintenance_Supplemental_Terms_and_Conditions and https://support2.windriver.com/index.php?page=plc for more information.
Live chat
Online