CVE-2026-52986 | Linux Kernel up to 7.0.9 netfilter nf_nat_sip.c epaddr_len buffer overflow (WID-SEC-2026-2077)

A vulnerability labeled as critical has been found in Linux Kernel up to 7.0.9. Impacted is the function epaddr_len of the file nf_nat_sip.c of the component netfilter. Such manipulation leads to buffer overflow. This vulnerability is traded as CVE-2026-52986. Access to the local network is required for this attack to succeed. There is no exploit available. The affected component should be upgraded.