Linux Kernel (Raspberry Pi) Vulnerabilities — Ubuntu Security Update (USN-8615-2)
This is a security release for Ubuntu 20.04, Ubuntu 22.04. Update the product on every affected server to the patched release — there is no workaround, and unpatched servers remain exposed until updated.
Fix-Befehle
Debian/Ubuntu
sudo apt update && sudo apt upgradeWas das unter einer SharedLicense-Lizenz bedeutet
Your SharedLicense license itself is not affected — this is a change in Ubuntu 20.04, Ubuntu 22.04 software, not in licensing. Update the product through its standard update channel. Licenses keep working through updates; nothing needs re-issuing or re-activating.
It was discovered that a logic flaw existed in the XFRM ESP-in-TCP
subsystem in the Linux kernel when handling socket buffer fragments. This
flaw is known as Fragnesia. A local attacker could use this to escalate
privileges, or possibly escape a container. (CVE-2026-43503)
Several security issues were discovered in…
It was discovered that a logic flaw existed in the XFRM ESP-in-TCP
subsystem in the Linux kernel when handling socket buffer fragments. This
flaw is known as Fragnesia. A local attacker could use this to escalate
privileges, or possibly escape a container. (CVE-2026-43503)
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
– InfiniBand drivers;
– STMicroelectronics network drivers;
– NVME drivers;
– SCSI subsystem;
– USB over IP driver;
– Network file system (NFS) server daemon;
– SMB network file system;
– Tracing infrastructure;
– B.A.T.M.A.N. meshing protocol;
– Ethernet bridge;
– Ceph Core library;
– IPv4 networking;
– IPv6 networking;
– Netfilter;
– RxRPC session sockets;
– X.25 network layer;
(CVE-2026-23272, CVE-2026-23455, CVE-2026-31402, CVE-2026-31418,
CVE-2026-31607, CVE-2026-31637, CVE-2026-31649, CVE-2026-31659,
CVE-2026-31682, CVE-2026-31685, CVE-2026-43011, CVE-2026-43037,
CVE-2026-43038, CVE-2026-43117, CVE-2026-43383, CVE-2026-43407,
CVE-2026-43414, CVE-2026-45988, CVE-2026-46043, CVE-2026-46119,
CVE-2026-46135, CVE-2026-46243)
Referenzen
Sicherheitshinweise
Verwandte Warnhinweise
System auf Schwachstellen prüfen
Wählen Sie Ihr Produkt und Betriebssystem, um die passenden Fix-Befehle zu sehen.
System prüfen