VULNERABILITY INTELLIGENCE

CVE-2007-4567

CVSS score7.8 HIGH
EPSS probability14.34%
CISA KEVNot currently listed
Published2007-12-21
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C

Description

The ipv6_hop_jumbo function in net/ipv6/exthdrs.c in the Linux kernel before 2.6.22 does not properly validate the hop-by-hop IPv6 extended header, which allows remote attackers to cause a denial of service (NULL pointer dereference and kernel panic) via a crafted IPv6 packet.

Weakness classification

  • CWE-20: Improper Input Validation

Primary references