CVE-2007-5448: Madwifi 0.9.3.2 and earlier allows remote attackers to cause a denial of service (panic) via a beacon frame...

Security readout for executives and security teams

CVE-2007-5448 is an old denial-of-service flaw in Madwifi 0.9.3.2 and earlier. A malicious nearby wireless signal could crash a vulnerable system by triggering a kernel panic during Wi-Fi beacon processing. This is availability-focused, not described as data theft or remote code execution in the provided sources. Exposure is most likely in legacy Linux systems using Madwifi for Atheros wireless hardware. Modern systems are less likely to use this driver, but embedded, unmaintained, or old distribution builds may still carry it. Treat this as a legacy availability risk. It is unlikely to affect modern standard builds, but vulnerable wireless systems could be crashed by a nearby attacker. Prioritize inventory and replacement of unsupported Madwifi deployments over emergency response unless critical assets depend on them. Mitigation focus: Inventory systems for Madwifi use, especially legacy wireless and embedded Linux devices.; Review Mandriva, Gentoo, and Madwifi guidance for fixed or patched packages.; Upgrade away from Madwifi 0.9.3.2 and earlier where vendor guidance confirms remediation..

Prepared

Jun 29, 2026, 02:29 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.