VULNERABILITY INTELLIGENCE

CVE-2019-20934

CVSS score5.3 MEDIUM

EPSS probability0.32%

CISA KEVNot currently listed

Published2020-11-28

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H

Description

An issue was discovered in the Linux kernel before 5.2.6. On NUMA systems, the Linux fair scheduler has a use-after-free in show_numa_stats() because NUMA fault statistics are inappropriately freed, aka CID-16d51a590a8c.

Weakness classification

CWE-416: Use After Free

Primary references

cve@mitre.org — Issue Tracking, Vendor Advisory
cve@mitre.org — Vendor Advisory
cve@mitre.org — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory