VULNERABILITY INTELLIGENCE

CVE-2021-47403

CVSS score7.1 HIGH
EPSS probability0.25%
CISA KEVNot currently listed
Published2024-05-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Description

In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix module reference leak A reference to the carrier module was taken on every open but was only released once when the final reference to the tty struct was dropped. Fix this by taking the module reference and initialising the tty driver data when installing the tty.

Weakness classification

  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-200

Primary references