CVE-2026-80979 | Linux Kernel up to 6.12.108/6.18.49/7.2.3 SMC Connection net/smc/conn.c smc_conn_free killed/sndbuf_desc use after free (Nessus ID 345423)

A vulnerability identified as very critical has been detected in Linux Kernel up to 6.12.108/6.18.49/7.2.3. Affected by this issue is the function smc_conn_free of the file net/smc/conn.c of the component SMC Connection. This manipulation of the argument killed/sndbuf_desc causes use after free. This vulnerability appears as CVE-2026-80979. The...