Ubuntu Security Update USN-7725-1: Linux kernel vulnerabilities

[LinuxBot]

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Overlay file system; - Network traffic control; (CVE-2025-21887, CVE-2024-57996, CVE-2025-38350, CVE-2025-37752)

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