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CVE-2021-4090: linux kernel 5.16; +10 more affected products
CVE-2021-4090. CVSS 3.1 base score 7.1 (HIGH, NVD). EPSS 0.00336 (percentile 0.25176), scored 13-Oct-2026.
Affected technology
linux kernel · before 5.16 (exclusive)
linux
linux kernel · 5.16
linux
linux kernel · 5.16 · update rc1
linux
h300s firmware · Version not applicable in the source CPE
netapp
h500s firmware · Version not applicable in the source CPE
netapp
h700s firmware · Version not applicable in the source CPE
netapp
h300e firmware · Version not applicable in the source CPE
netapp
h500e firmware · Version not applicable in the source CPE
netapp
h700e firmware · Version not applicable in the source CPE
netapp
h410s firmware · Version not applicable in the source CPE
netapp
h410c firmware · Version not applicable in the source CPE
netapp
kernel · 5.11 to before 5.15.5
Linux
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before V1.1.1
Siemens
Component: Not specified by the source
Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
A local attacker with user privilege may gain access to out-of-bounds memory, leading to a system integrity and confidentiality threat. NVD’s CVSS 3.1 assessment (base score 7.1/10) rates confidentiality and integrity impact as high; availability impact as none.
- CWE
- CWE-787
- CCR priority
- 28.5 /100 (P4)
- CVSS 3.1
- 7.1 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N · NVD
- EPSS
- 0.00336 · percentile 0.25176 · 2026-10-13
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-14 15:56:36.793806+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2021-4090.html