Exploitation of CVE-2025-38617 in Linux Packet Sockets

The article examines the exploitation of a race condition vulnerability in the Linux kernel's packet socket subsystem (CVE-2025-38617). The flaw allows an attacker to achieve local privilege escalation (LPE).

The issue arises from concurrent access to network packet buffers and extended file attributes, creating a window for kernel memory corruption. Exploitation requires only local system access and can ultimately lead to arbitrary code execution with root privileges.

📎 Article: https://blog.calif.io/p/a-race-within-a-race-exploiting-cve

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