CVE-2021-22600
CISA KEV
ACT NOW
Priority: 0.00
BB Relevance:
0/100
Published: N/A
Modified: N/A
First seen: 2026-10-29
Status: pending_score
Description
Linux Kernel contains a flaw in the packet socket (AF_PACKET) implementation which could lead to incorrectly freeing memory. A local user could exploit this for denial-of-service (DoS) or possibly for privilege escalation.
CISA Known Exploited Vulnerability
Vendor / Product
Linux — Kernel
Date Added
2022-04-11
Remediation Due
2022-05-02
https://nvd.nist.gov/vuln/detail/CVE-2021-22600