CVE-2024-0193 (GCVE-0-2024-0193)
Vulnerability from cvelistv5
Published
2024-01-02 18:05
Modified
2025-10-09 11:52
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
Summary
A use-after-free flaw was found in the netfilter subsystem of the Linux kernel. If the catchall element is garbage-collected when the pipapo set is removed, the element can be deactivated twice. This can cause a use-after-free issue on an NFT_CHAIN object or NFT_OBJECT object, allowing a local unprivileged user with CAP_NET_ADMIN capability to escalate their privileges on the system.
References
Impacted products
Vendor Product Version
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   Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:5.14.0-362.24.1.el9_3   < *
    cpe:/a:redhat:enterprise_linux:9::appstream
    cpe:/a:redhat:enterprise_linux:9::realtime
    cpe:/o:redhat:enterprise_linux:9::baseos
    cpe:/a:redhat:enterprise_linux:9::nfv
    cpe:/a:redhat:enterprise_linux:9::crb
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   Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:5.14.0-362.24.1.el9_3   < *
    cpe:/a:redhat:enterprise_linux:9::appstream
    cpe:/a:redhat:enterprise_linux:9::realtime
    cpe:/o:redhat:enterprise_linux:9::baseos
    cpe:/a:redhat:enterprise_linux:9::nfv
    cpe:/a:redhat:enterprise_linux:9::crb
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   Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Unaffected: 0:5.14.0-70.105.1.el9_0   < *
    cpe:/a:redhat:rhel_e4s:9.0::appstream
    cpe:/o:redhat:rhel_e4s:9.0::baseos
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   Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Unaffected: 0:5.14.0-70.105.1.rt21.177.el9_0   < *
    cpe:/a:redhat:rhel_e4s:9.0::realtime
    cpe:/a:redhat:rhel_e4s:9.0::nfv
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   Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:5.14.0-284.55.1.el9_2   < *
    cpe:/o:redhat:rhel_eus:9.2::baseos
    cpe:/a:redhat:rhel_eus:9.2::crb
    cpe:/a:redhat:rhel_eus:9.2::appstream
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   Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support Unaffected: 0:5.14.0-284.55.1.rt14.340.el9_2   < *
    cpe:/a:redhat:rhel_eus:9.2::nfv
    cpe:/a:redhat:rhel_eus:9.2::realtime
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v5.8.6-22   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v5.8.6-11   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v6.8.1-407   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v5.8.6-19   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v1.0.0-479   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v5.8.6-7   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v0.4.0-247   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v5.8.6-5   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v1.1.0-227   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v5.8.1-470   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v2.9.6-14   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v5.8.6-2   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v5.8.6-24   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v5.8.6-10   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v0.1.0-525   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v0.1.0-224   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat RHOL-5.8-RHEL-9 Unaffected: v0.28.1-56   < *
    cpe:/a:redhat:logging:5.8::el9
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   Red Hat Red Hat Enterprise Linux 6     cpe:/o:redhat:enterprise_linux:6
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   Red Hat Red Hat Enterprise Linux 7     cpe:/o:redhat:enterprise_linux:7
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   Red Hat Red Hat Enterprise Linux 7     cpe:/o:redhat:enterprise_linux:7
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   Red Hat Red Hat Enterprise Linux 8     cpe:/o:redhat:enterprise_linux:8
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   Red Hat Red Hat Enterprise Linux 8     cpe:/o:redhat:enterprise_linux:8
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   Red Hat Red Hat Enterprise Linux 9     cpe:/o:redhat:enterprise_linux:9
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\"RHSA-2024:1018\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:1019\", \"name\": \"RHSA-2024:1019\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:1248\", \"name\": \"RHSA-2024:1248\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:2094\", \"name\": \"RHSA-2024:2094\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:4412\", \"name\": \"RHSA-2024:4412\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:4415\", \"name\": \"RHSA-2024:4415\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/security/cve/CVE-2024-0193\", \"tags\": [\"vdb-entry\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2255653\", \"name\": \"RHBZ#2255653\", \"tags\": [\"issue-tracking\", \"x_refsource_REDHAT\"]}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"In order to trigger the issue, it requires the ability to create user/net namespaces.\\n\\nOn non-containerized deployments of Red Hat Enterprise Linux 8, you can disable user namespaces by setting user.max_user_namespaces to 0:\\n\\n# echo \\\"user.max_user_namespaces=0\\\" \u003e /etc/sysctl.d/userns.conf\\n# sysctl -p /etc/sysctl.d/userns.conf\\n\\nOn containerized deployments, such as Red Hat OpenShift Container Platform, do not use this mitigation as the functionality is needed to be enabled.\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A use-after-free flaw was found in the netfilter subsystem of the Linux kernel. If the catchall element is garbage-collected when the pipapo set is removed, the element can be deactivated twice. This can cause a use-after-free issue on an NFT_CHAIN object or NFT_OBJECT object, allowing a local unprivileged user with CAP_NET_ADMIN capability to escalate their privileges on the system.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-416\", \"description\": \"Use After Free\"}]}], \"providerMetadata\": {\"orgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"shortName\": \"redhat\", \"dateUpdated\": \"2025-10-09T11:52:45.267Z\"}, \"x_redhatCweChain\": \"CWE-416: Use After Free\"}}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-0193\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-10-09T11:52:45.267Z\", \"dateReserved\": \"2024-01-02T10:58:11.805Z\", \"assignerOrgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"datePublished\": \"2024-01-02T18:05:13.332Z\", \"assignerShortName\": \"redhat\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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