CVE-2021-4204 - CVE House
Back to Database
Status published High CVE-2021-4204

An out-of-bounds (OOB) memory access flaw was found in the...

Vulnerability Description

An out-of-bounds (OOB) memory access flaw was found in the Linux kernel's eBPF due to an Improper Input Validation. This flaw allows a local attacker with a special privilege to crash the system or leak internal information.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-4204

Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

kernel
Vulnerable Versions:
Affects Linux kernel v5.8 or later

Timeline

Official Publish: August 24th, 2022
Last Modified: August 3rd, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Weaknesses (CWE)