CVE Feed

    Dashboard / CVE / CVE-2006-4572

    CVE-2006-4572

    ip6_tables in netfilter in the Linux kernel before 2.6.16.31 allows remote attackers to (1) bypass a rule that disallows a protocol, via a packet with the protocol header not located immediately after the fragment header, aka "ip6_tables protocol bypass bug;" and (2) bypass a rule that looks for a certain extension header, via a packet with an extension header outside the first fragment, aka "ip6_tables extension header bypass bug."

    Published:Nov 7, 2006
    Last Modified:Apr 23, 2026
    EPS:Nov 7, 2006
    EPSS Score:0.0179
    CVSS Score:7.5

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-80925 — In the Linux kernel, the following vulnerability has been resolved: vlan: fix skb_under_panic and races when …
    CVE-2026-80924 (CVSS 7.5) — In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - use kfree_sensitive() for …
    CVE-2026-80923 — In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on tty_regis…
    CVE-2026-80922 — In the Linux kernel, the following vulnerability has been resolved: crypto: qcom-rng - Allow zero as a random…
    CVE-2026-80921 (CVSS 8.8) — In the Linux kernel, the following vulnerability has been resolved: KVM: s390: vsie: zero stale crypto bits …
    CVE-2026-80920 — In the Linux kernel, the following vulnerability has been resolved: io_uring: defer eventfd signaling when qu…
    CVE-2026-80919 — In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix recursive ww_mutex acquir…
    CVE-2026-80918 — In the Linux kernel, the following vulnerability has been resolved: HID: core: fix number/pointer type confus…
    CVE-2026-80917 — In the Linux kernel, the following vulnerability has been resolved: PCI: host-generic: Fix NULL pointer deref…
    CVE-2026-80916 — In the Linux kernel, the following vulnerability has been resolved: kcov: fix data corruption and race condit…

    References

    http://readlist.com/lists/vger.kernel.org/linux-kernel/55/275979.html
    http://secunia.com/advisories/22731
    http://secunia.com/advisories/22762
    http://secunia.com/advisories/23384
    http://secunia.com/advisories/23474
    http://secunia.com/advisories/24098
    http://secunia.com/advisories/25691
    http://www.kernel.org/git/?p=linux%2Fkernel%2Fgit%2Fstable%2Flinux-2.6.16.y.git&a=search&s=CVE-2006-4572
    http://www.kernel.org/git/?p=linux/kernel/git/stable/linux-2.6.16.y.git%3Ba=commit%3Bh=0ddfcc96928145d6a6425fdd26dad6abfe7f891d
    http://www.kernel.org/git/?p=linux/kernel/git/stable/linux-2.6.16.y.git%3Ba=commit%3Bh=6ac62be885810e1f8390f0c3b9d3ee451d3d3f19
    http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.16.31
    http://www.mandriva.com/security/advisories?name=MDKSA-2006:197
    http://www.novell.com/linux/security/advisories/2006_79_kernel.html
    http://www.securityfocus.com/archive/1/471457
    http://www.securityfocus.com/bid/20955
    http://www.ubuntu.com/usn/usn-395-1
    http://www.ubuntu.com/usn/usn-416-1
    http://www.vupen.com/english/advisories/2006/4386
    http://readlist.com/lists/vger.kernel.org/linux-kernel/55/275979.html
    http://secunia.com/advisories/22731
    http://secunia.com/advisories/22762
    http://secunia.com/advisories/23384
    http://secunia.com/advisories/23474
    http://secunia.com/advisories/24098
    http://secunia.com/advisories/25691
    http://www.kernel.org/git/?p=linux%2Fkernel%2Fgit%2Fstable%2Flinux-2.6.16.y.git&a=search&s=CVE-2006-4572
    http://www.kernel.org/git/?p=linux/kernel/git/stable/linux-2.6.16.y.git%3Ba=commit%3Bh=0ddfcc96928145d6a6425fdd26dad6abfe7f891d
    http://www.kernel.org/git/?p=linux/kernel/git/stable/linux-2.6.16.y.git%3Ba=commit%3Bh=6ac62be885810e1f8390f0c3b9d3ee451d3d3f19
    http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.16.31
    http://www.mandriva.com/security/advisories?name=MDKSA-2006:197
    http://www.novell.com/linux/security/advisories/2006_79_kernel.html
    http://www.securityfocus.com/archive/1/471457
    http://www.securityfocus.com/bid/20955
    http://www.ubuntu.com/usn/usn-395-1
    http://www.ubuntu.com/usn/usn-416-1
    http://www.vupen.com/english/advisories/2006/4386

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High