Description
Race condition in the mac80211 subsystem in the Linux kernel before 2.6.32-rc8-next-20091201 allows remote attackers to cause a denial of service (system crash) via a Delete Block ACK (aka DELBA) packet that triggers a certain state change in the absence of an aggregation session.
Published: 2009-12-02
Score: 7.1 High
EPSS: 1.1% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-1996-1 New Linux 2.6.26 packages fix several vulnerabilities
EUVD EUVD EUVD-2009-3998 Race condition in the mac80211 subsystem in the Linux kernel before 2.6.32-rc8-next-20091201 allows remote attackers to cause a denial of service (system crash) via a Delete Block ACK (aka DELBA) packet that triggers a certain state change in the absence of an aggregation session.
Ubuntu USN Ubuntu USN USN-864-1 Linux kernel vulnerabilities
History

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Linux Linux Kernel
Redhat Enterprise Linux Rhel Eus
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T06:45:50.901Z

Reserved: 2009-11-20T00:00:00.000Z

Link: CVE-2009-4027

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2009-12-02T16:30:00.640

Modified: 2026-04-23T00:35:47.467

Link: CVE-2009-4027

cve-icon Redhat

Severity : Important

Publid Date: 2009-11-30T00:00:00Z

Links: CVE-2009-4027 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses