CVE-2026-53259 | Linux Kernel up to 6.18.35/7.0.12 ipv6 appspot.com ipv6_chk_acast_addr inet6_acaddr_lst[] use after free

June 25, 2026 Yanac

A vulnerability described as critical has been identified in Linux Kernel up to 6.18.35/7.0.12. Affected is the function ipv6_chk_acast_addr of the file appspot.com of the component ipv6. The manipulation of the argument inet6_acaddr_lst[] results in use after free.

This vulnerability is reported as CVE-2026-53259. The attack can be launched remotely. No exploit exists.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More