VYPR
← All advisories
Unrated severityNVD Advisory· Published Dec 5, 2022· Updated Apr 14, 2025

CVE-2022-4269

CVE-2022-4269

Description

A flaw was found in the Linux kernel Traffic Control (TC) subsystem. Using a specific networking configuration (redirecting egress packets to ingress using TC action "mirred") a local unprivileged user could trigger a CPU soft lockup (ABBA deadlock) when the transport protocol in use (TCP or SCTP) does a retransmission, resulting in a denial of service condition.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

232

Patches

Vulnerability mechanics

References

4

News mentions

0

No linked articles in our index yet.