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CVE Record

CVE-2007-5093: The disconnect method in the Philips USB Webcam (pwc) driver in Linux kernel 2.6.x before 2.6.22.6 "relies...

The disconnect method in the Philips USB Webcam (pwc) driver in Linux kernel 2.6.x before 2.6.22.6 "relies on user space to close the device," which allows user-assisted local attackers to cause a denial of service (USB subsystem hang and CPU consumption in khubd) by not closing the device after the disconnect is invoked. NOTE: this rarely crosses privilege boundaries, unless the attacker can convince the victim to unplug the affected device.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

This is a legacy Linux kernel denial-of-service issue in the Philips USB Webcam driver. A local, user-assisted attacker could cause USB subsystem hangs and CPU consumption if a webcam is disconnected while the device remains open. It is operationally disruptive, but the provided sources indicate it rarely crosses privilege boundaries. Exposure is mainly legacy Linux systems running 2.6.x kernels before 2.6.22.6 with the Philips USB Webcam pwc driver and affected USB webcam hardware. Modern supported kernels are unlikely to be exposed, but embedded, kiosk, lab, or long-lived appliance systems should be checked. Treat this as low business urgency unless legacy Linux webcam systems support critical operations. Prioritize normal patch hygiene and targeted legacy asset review over emergency response. There is no source-supported evidence of active exploitation or broad remote attackability. Mitigation focus: Upgrade affected Linux kernels to 2.6.22.6 or a vendor-fixed package.; Check Red Hat, Debian, Ubuntu, and Mandriva advisories for distribution-specific fixes.; Remove or disable affected Philips USB webcam use on unpatched legacy systems..

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

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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2Source links

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