use-after-free race

  1. Linux CVE-2026-31504 Fix: Packet Socket Fanout Use-After-Free Race Explained

    Linux has published another network-stack security fix that underscores how small lifetime bugs can become serious kernel problems. In CVE-2026-31504, the issue is a use-after-free risk in the packet socket fanout path, where a NETDEV_UP race can re-register a socket into a fanout group after...
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    • cve-2026-31504 linux kernel security packet socket fanout use-after-free race
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    • Forum: Security Alerts