VULNERABILITY INTELLIGENCE

CVE-2020-27815

CVSS score7.8 HIGH
EPSS probability0.79%
CISA KEVNot currently listed
Published2021-05-26
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

A flaw was found in the JFS filesystem code in the Linux Kernel which allows a local attacker with the ability to set extended attributes to panic the system, causing memory corruption or escalating privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Weakness classification

  • secalert@redhat.com: CWE-119
  • nvd@nist.gov: CWE-787

Primary references