cvedb.io
CVE-2025-40158
HIGH · CVSS 8.1
EPSS exploitation probability: 0%
Published 2025-11-12T11:15:45.897 · Last modified 2026-07-30T06:24:14.187

Summary

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6_output() Use RCU in ip6_output() in order to use dst_dev_rcu() to prevent possible UAF. We can remove rcu_read_lock()/rcu_read_unlock() pairs from ip6_finish_output2().

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.