CVE-2023-4004

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    CVE-2023-4004

    Published: 31 Jul 2023Last Modified: 16 Apr 2026

    Summary:

    Details: A use-after-free flaw was found in the Linux kernel's netfilter in the way a user triggers the nft_pipapo_remove function with the element, without a NFT_SET_EXT_KEY_END. This issue could allow a local user to crash the system or potentially escalate their privileges on the system.

    References: http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html, https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html, http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html, https://access.redhat.com/errata/RHSA-2023:5221, https://security.netapp.com/advisory/ntap-20231027-0001/, https://access.redhat.com/errata/RHSA-2023:5244, https://access.redhat.com/errata/RHSA-2023:7382, https://access.redhat.com/errata/RHSA-2023:7411, https://www.debian.org/security/2023/dsa-5480, https://access.redhat.com/errata/RHSA-2023:4961, https://access.redhat.com/errata/RHSA-2023:4967, https://access.redhat.com/errata/RHSA-2023:5091, https://access.redhat.com/errata/RHSA-2023:5548, https://access.redhat.com/security/cve/CVE-2023-4004, https://access.redhat.com/errata/RHSA-2023:5255, https://access.redhat.com/errata/RHSA-2023:5627, https://access.redhat.com/errata/RHSA-2023:7389, https://access.redhat.com/errata/RHSA-2023:7417, https://access.redhat.com/errata/RHSA-2023:7431, https://access.redhat.com/errata/RHSA-2023:7434, https://www.debian.org/security/2023/dsa-5492, https://access.redhat.com/errata/RHSA-2023:4962, https://access.redhat.com/errata/RHSA-2023:5069, https://access.redhat.com/errata/RHSA-2023:5093, https://bugzilla.redhat.com/show_bug.cgi?id=2225275, https://patchwork.ozlabs.org/project/netfilter-devel/patch/[email protected]/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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
    CVE-2023-4004 | CVE-DB