CVE-2021-3764 - AskarLabs CVE Database

CVE-2021-3764

Vendor N/A

Product Linux Kernel

Weakness CWE-400

Published August 23, 2022

Last update August 3, 2024

View on NVD All CVEs

CVSS base score

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What the vulnerability does

01Description

A memory leak flaw was found in the Linux kernel's ccp_run_aes_gcm_cmd() function that allows an attacker to cause a denial of service. The vulnerability is similar to the older CVE-2019-18808. The highest threat from this vulnerability is to system availability.

Key dates

02Disclosure timeline

August 23, 2022 CVE published

August 3, 2024 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2021-3764 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/400.html

Related vulnerabilities

04Related CVE

CVE-2021-26945 CVE-2019-1644 Cisco IoT Field Network Director Resource Exhaustion Denial of Service Vulnerability CVE-2025-26481 CVE-2025-61919 Rack is vulnerable to a memory-exhaustion DoS through unbounded URL-encoded body parsing CVE-2026-45680 OpenTelemetry eBPF Instrumentation: Unbounded BPF internal metrics replay can exhaust CPU