Memory leak vulnerability found in Cisco Secure Firewalls

A security flaw affecting Cisco Secure Firewall Adaptive Security Appliance devices allows attackers to trigger memory leaks.

Published 16sem1 sourceImportantupdated 6sem

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The fact

This vulnerability exposes corporate network infrastructure relying on these critical security appliances.

Cisco has been notified and patches are expected to address this weakness.

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Auto-synthesis from 1 media source · identified on May 5, 2026