Use After Free Affecting kernel package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.66% (47th percentile)

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  • Snyk IDSNYK-RHEL10-KERNEL-9893201
  • published29 Apr 2025
  • disclosed30 Jan 2020

Introduced: 30 Jan 2020

CVE-2020-8648  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:10 kernel.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel package and not the kernel package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the n_tty_receive_buf_common function in drivers/tty/n_tty.c.

CVSS Base Scores

version 3.1