VULNERABILITY INTELLIGENCE
CVE-2013-4387
CVSS score6.1 MEDIUM
EPSS probability2.58%
CISA KEVNot currently listed
Published2013-10-10
Last modified2026-06-16
CVSS vectorAV:A/AC:L/Au:N/C:N/I:N/A:C
Description
net/ipv6/ip6_output.c in the Linux kernel through 3.11.4 does not properly determine the need for UDP Fragmentation Offload (UFO) processing of small packets after the UFO queueing of a large packet, which allows remote attackers to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact via network traffic that triggers a large response packet.
Weakness classification
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer