Vulnerability Database

319,592

Total vulnerabilities in the database

CVE-2021-3483

A flaw was found in the Nosy driver in the Linux kernel. This issue allows a device to be inserted twice into a doubly-linked list, leading to a use-after-free when one of these devices is removed. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. Versions before kernel 5.12-rc6 are affected

  • Published: May 17, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-3483
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: Low
  • Score: 4.6
  • AV:L/AC:L/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
linux / linux_kernel 5.12-rc1 5.12-rc1.x
linux / linux_kernel 5.12-rc2 5.12-rc2.x
linux / linux_kernel 5.12-rc3 5.12-rc3.x
linux / linux_kernel 5.12-rc4 5.12-rc4.x
linux / linux_kernel - 5.12
linux / linux_kernel 5.12-rc5 5.12-rc5.x
debian / debian_linux 9.0 9.0.x