kernel: sctp: don't free the ASCONF's own transport in DEL-IP processing

A flaw was found in the Stream Control Transmission Protocol SCTP implementation within the Linux kernel. A remote attacker could send a specially crafted sequence of ASCONF Add IP Address Configuration chunks, including DEL-IP Delete IP Address parameters, to trigger a use-after-free condition...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107260)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107260 advisory. In the Linux kernel, the following vulnerability has been resolved: sctp: don't free the ASCONF's own transport in DEL-IP processing sctpprocessasconf caches the...

kernel: Fix of 2 CVEs

sctp: don't free the ASCONF's own transport in DEL-IP processing CVE-2026-64564 - NFSv4: include MAYWRITE in open permission mask for OTRUNC CVE-2026-64298...

CVE-2026-64564

In the Linux kernel, the following vulnerability has been resolved: sctp: don't free the ASCONF's own transport in DEL-IP processing sctpprocessasconf caches the transport the ASCONF chunk is processed against in asconf-transport == chunk-transport, set once in sctprcv. For an ASCONF located...