VULNERABILITY INTELLIGENCE

CVE-2023-1476

CVSS score7 HIGH
EPSS probability0.23%
CISA KEVNot currently listed
Published2023-11-03
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

A use-after-free flaw was found in the Linux kernel’s mm/mremap memory address space accounting source code. This issue occurs due to a race condition between rmap walk and mremap, allowing a local user to crash the system or potentially escalate their privileges on the system.

Weakness classification

  • secalert@redhat.com: CWE-416
  • nvd@nist.gov: CWE-416

Primary references