VULNERABILITY INTELLIGENCE

CVE-2011-4326

CVSS score7.1 HIGH
EPSS probability3.18%
CISA KEVNot currently listed
Published2012-05-17
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:N/I:N/A:C

Description

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.

Primary references