P4Verified

CVE-2021-37159: linux kernel through 5.13.4 (inclusive); +5 more affected products

CVE-2021-37159. CVSS 3.1 base score 6.4 (MEDIUM, NVD). EPSS 0.00391 (percentile 0.31139), scored 2026-10-08.

Affected technology

linux kernel · through 5.13.4 (inclusive)
linux

debian linux · 9.0
debian

communications cloud native core binding support function · 22.1.3
oracle

communications cloud native core network exposure function · 22.1.1
oracle

communications cloud native core policy · 22.2.0
oracle

n/a · n/a
Vendor not specified by the source

Description’s affected range: through 5.13.4 calls unregister_netdev without checking for the NETREG_REGISTERED state

Component: Not specified by the source

Attack conditions (NVD, CVSS 3.1): Physical access · No privileges required · No user interaction required

What an attacker can do

NVD’s CVSS 3.1 assessment (base score 6.4/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-09 03:15:31.183538+00:00

CWE: CWE-415, CWE-416
CCR priority: 25.7 /100 (P4)
CVSS 3.1: 6.4 /10 · CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H · NVD
EPSS: 0.00391 · percentile 0.31139 · 2026-10-08
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-09 03:13:32.966430+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2021-37159.html