CVE-2025-40253 | Linux Kernel up to 5.4.301/6.6.117/6.12.59/6.17.9 s390 ctcmpc_unpack_skb double free
A vulnerability was found in Linux Kernel up to 5.4.301/6.6.117/6.12.59/6.17.9 and classified as critical. This impacts the function ctcmpc_unpack_skb of the component s390. Such manipulation leads to double free.
This vulnerability is referenced as CVE-2025-40253. The attack needs to be initiated within the local network. No exploit is available.
It is suggested to upgrade the affected component.