The udp6_ufo_fragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload (UFO) configuration is enabled, allows remote attackers to cause a denial of service (system crash) by sending fragmented IPv6 UDP packets to a bridge device.

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Advisories
Source ID Title
EUVD EUVD EUVD-2011-4258 The udp6_ufo_fragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload (UFO) configuration is enabled, allows remote attackers to cause a denial of service (system crash) by sending fragmented IPv6 UDP packets to a bridge device.
Ubuntu USN Ubuntu USN USN-1193-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1256-1 Linux kernel (Natty backport) vulnerabilities
Ubuntu USN Ubuntu USN USN-1292-1 Linux kernel (Maverick backport) vulnerabilities
Ubuntu USN Ubuntu USN USN-1293-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1294-1 Linux kernel (Oneiric backport) vulnerabilities
Ubuntu USN Ubuntu USN USN-1299-1 Linux kernel (EC2) vulnerabilities
Ubuntu USN Ubuntu USN USN-1302-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-1303-1 Linux kernel (Marvell DOVE) vulnerabilities
Ubuntu USN Ubuntu USN USN-1304-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-1311-1 Linux kernel vulnerabilities
Fixes

Solution

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Workaround

No workaround given by the vendor.

History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T00:01:51.562Z

Reserved: 2011-11-04T00:00:00

Link: CVE-2011-4326

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2012-05-17T11:00:33.837

Modified: 2025-04-11T00:51:21.963

Link: CVE-2011-4326

cve-icon Redhat

Severity : Important

Publid Date: 2011-03-03T00:00:00Z

Links: CVE-2011-4326 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses