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Rewterz Threat Advisory – CVE-2021-3753 – Linux Kernel Vulnerability

Severity

High

Analysis Summary

CVE-2021-3753

Linux Kernel could allow a local attacker to obtain sensitive information, caused by an out-of-bounds read flaw in VT. By using a specially-crafted vc_visible_origin setting, an attacker could exploit this vulnerability to obtain sensitive information, or cause a denial of service condition.

Impact

  • Information Disclosure
  • Denial of Service

Affected Vendors

Linux

Affected Products

  • Linux kernel

Remediation

Refer to Linux Kernel GIT Repository for patch, upgrade, or suggested workaround information.

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=ffb324e6f874121f7dce5bdae5e05d02baae7269