CVE-2025-40139 smc: Use __sk_dst_get() and dst_dev_rcu() in in smc_clc_prfx_set().

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Multiple CVEs Published for SMC and TLS Vulnerabilities On November 12, 2025, four Common Vulnerabilities and Exposures (CVEs) were published, affecting the SMC and TLS protocols. The vulnerabilities include CVE-2025-40139, CVE-2025-40168, CVE-2025-40170, and CVE-2025-40149, all of which involve the use of functions like __sk_dst_get() and dst_dev_rcu() in various networking contexts. These vulnerabilities could impact systems utilizing these protocols, necessitating prompt attention from affected users. 4 sources 47