Palo Alto Networks disclosed a high-severity vulnerability (CVE-2024-3393, CVSS 8.7) in PAN-OS 10.X, 11.X, and Prisma Access, causing firewalls to reboot via malicious DNS packets. Fixes are available in updates like PAN-OS 10.1.14-h8 and 11.1.5, while mitigations include disabling DNS Security logging. PAN-OS 11.0 is excluded due to end-of-life status.

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