Retour à la veille

CVE-2026-53236

Publié : 25 juin 2026
Modifié : 25 juin 2026
Lien officiel NVD

Description détaillée

In the Linux kernel, the following vulnerability has been resolved: tcp: restrict SO_ATTACH_FILTER to priv users This patch restricts the use of SO_ATTACH_FILTER (cBPF) on TCP sockets to users with CAP_NET_ADMIN capability. This blocks potential side-channel attack where an unprivileged application attaches a filter to leak TCP sequence/acknowledgment numbers.

Références et Patchs