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CVE-2007-4567

The ipv6_hop_jumbo function in net/ipv6/exthdrs.c in the Linux kernel before 2.6.22 does not...

7.8 HighPublic exploitFix available

CVE-2007-4567 is a high vulnerability (CVSS 7.8) in Linux Kernel, published December 21, 2007. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 14.3%, the 96th percentile. Fixed in kernel 0:2.6.18-164.10.1.el5.

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.

Exploit likelihood

14.3%Up 1.8 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.8

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.

Record
CVE-2007-4567
CVSS 2.0
7.8 HighAV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness
CWE-20
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2007-4567
Updated
2026-11-02
EUVDEUVD-2007-4549 No score

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.

Record
EUVD-2007-4549
Updated
2026-11-03
GitHub AdvisoriesGHSA-v5px-33wm-8jfx No score

The ipv6_hop_jumbo function in net/ipv6/exthdrs.c in the Linux kernel before 2.6.22 does not...

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.

Record
GHSA-v5px-33wm-8jfx
Weakness
CWE-20
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
kernel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-PAE
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-debug
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-devel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
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Affected packages
PackageAffectedFixed
kernel-doc
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-xen
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::client
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-PAE
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-PAE-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-PAE-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-debug
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-debug-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-debug-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-debuginfo-common
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-doc
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-kdump
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-kdump-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-kdump-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-xen
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-xen-debuginfo
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel-xen-devel
Red Hat:enterprise_linux:5::server
before 0:2.6.18-164.10.1.el5
0:2.6.18-164.10.1.el5
kernel
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-PAE
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-PAE-debuginfo
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-PAE-devel
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-debug
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-debug-debuginfo
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-debug-devel
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-debuginfo
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-debuginfo-common
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-devel
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-doc
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-kdump
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-kdump-debuginfo
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-kdump-devel
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-xen
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-xen-debuginfo
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel-xen-devel
Red Hat:rhel_eus:5.3
before 0:2.6.18-128.12.1.el5
0:2.6.18-128.12.1.el5
kernel
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-PAE
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-PAE-debuginfo
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-PAE-devel
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-debug
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-debug-debuginfo
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-debug-devel
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-debuginfo
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-debuginfo-common
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-devel
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-doc
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-kdump
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-kdump-debuginfo
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-kdump-devel
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-xen
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-xen-debuginfo
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
kernel-xen-devel
Red Hat:rhel_eus:5.2
before 0:2.6.18-92.1.35.el5
0:2.6.18-92.1.35.el5
rhev-hypervisor
Red Hat:enterprise_linux:5::hypervisor
before 0:5.4-2.1.8.el5_4rhev2_1
0:5.4-2.1.8.el5_4rhev2_1
rhev-hypervisor-pxe
Red Hat:enterprise_linux:5::hypervisor
before 0:5.4-2.1.8.el5_4rhev2_1
0:5.4-2.1.8.el5_4rhev2_1

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBLinux Kernel 2.6.22 - IPv6 Hop-By-Hop Header Remote Denial of Service2007-12-19

History

History
WhenChangedSources
2026-11-03aliasesEUVD
2026-11-02affected, aliases, exploits, facts, references, titleExploit-DB, GitHub Advisories, OSV
2026-11-02createdCVE List, NVD

References

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