5.5
Moyenne
CVE-2022-4269 A flaw was found in the Linux kernel Traffic Control (TC) subsystem
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.
Produits et versions touchés
| Produit | Versions touchées | Corrigé en |
|---|---|---|
| Linux kernel (TC subsystem) | Versions non publiées | |
| SIMATIC S7-1500 TM MFP - GNU/Linux subsystem 1.1 | premières → < 1.1 | 1.1 |