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This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Current 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.
Linux kernel 2.6.22 and earlier, and possibly other versions, does not properly validate the hop-by-hop IPv6 extended header, which allows remote attackers to cause a denial of service (kernel panic) via a crafted IPv6 packet.
Metrics
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 3, 4 and Red Hat Enterprise MRG. Shipped kernels do not include upstream commit a11d206d that introduced the problem.
This upstream commit was backported in Red Hat Enterprise Linux 5 via RHBA-2008:0314. It was reported and addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2010-0019.html
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CVE-2007-4567 kernel: ipv6_hop_jumbo remote system crash
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.
CVE Modified by Red Hat, Inc.2/02/2023 12:15:14 PM
Action
Type
Old Value
New Value
Changed
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.
CVE-2007-4567 kernel: ipv6_hop_jumbo remote system crash