CVE-2025-39984 | Linux Kernel up to 6.12.49/6.16.9 net include/linux/skbuff.h skb_pp_cow_data use after free

October 15, 2025 Yanac

A vulnerability classified as critical was found in Linux Kernel up to 6.12.49/6.16.9. Affected by this vulnerability is the function skb_pp_cow_data in the library include/linux/skbuff.h of the component net. Executing manipulation can lead to use after free.

This vulnerability is handled as CVE-2025-39984. The attack can only be done within the local network. There is not any exploit available.

Upgrading the affected component is advised.VulDB Recent EntriesRead More