LSN-0093-1: Kernel Live Patch Security Notice

Davide Ornaghi discovered that the netfilter subsystem in the Linux kernel
did not properly handle VLAN headers in some situations. A local attacker
could use this to cause a denial of service (system crash) or possibly
execute arbitrary code.(CVE-2023-0179)

It was discovered that the Upper Level Protocol (ULP) subsystem in the
Linux kernel did not properly handle sockets entering the LISTEN state in
certain protocols, leading to a use-after-free vulnerability. A local
attacker could use this to cause a denial …

code crash cve denial of service free headers kernel linux linux kernel live local netfilter notice patch protocol protocols security security notice service sockets state subsystem system use-after-free vlan vulnerability