suse-su-2025:03646-1
Vulnerability from csaf_suse
Published
2025-10-18 11:03
Modified
2025-10-18 11:03
Summary
Security update for the Linux Kernel RT (Live Patch 2 for SLE 15 SP7)

Notes

Title of the patch
Security update for the Linux Kernel RT (Live Patch 2 for SLE 15 SP7)
Description of the patch
This update for the Linux Kernel 6.4.0-150700_7_8 fixes several issues. The following security issues were fixed: - CVE-2025-38678: netfilter: nf_tables: reject duplicate device on updates (bsc#1249534). - CVE-2025-38499: clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns (bsc#1248673). - CVE-2025-38396: fs: export anon_inode_make_secure_inode() and fix secretmem LSM bypass (bsc#1247158). - CVE-2025-38566: sunrpc: fix handling of server side tls alerts (bsc#1248376). - CVE-2025-38644: wifi: mac80211: reject TDLS operations when station is not associated (bsc#1248749). - CVE-2025-38206: exfat: fix double free in delayed_free (bsc#1246075). - CVE-2025-38471: tls: always refresh the queue when reading sock (bsc#1247452).
Patchnames
SUSE-2025-3646,SUSE-SLE-Module-Live-Patching-15-SP6-2025-3646,SUSE-SLE-Module-Live-Patching-15-SP7-2025-3651
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

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      "text": "important"
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    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
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      },
      {
        "category": "description",
        "text": "This update for the Linux Kernel 6.4.0-150700_7_8 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2025-38678: netfilter: nf_tables: reject duplicate device on updates (bsc#1249534).\n- CVE-2025-38499: clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns (bsc#1248673).\n- CVE-2025-38396: fs: export anon_inode_make_secure_inode() and fix secretmem LSM bypass (bsc#1247158).\n- CVE-2025-38566: sunrpc: fix handling of server side tls alerts (bsc#1248376).\n- CVE-2025-38644: wifi: mac80211: reject TDLS operations when station is not associated (bsc#1248749).\n- CVE-2025-38206: exfat: fix double free in delayed_free (bsc#1246075).\n- CVE-2025-38471: tls: always refresh the queue when reading sock (bsc#1247452).\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "SUSE-2025-3646,SUSE-SLE-Module-Live-Patching-15-SP6-2025-3646,SUSE-SLE-Module-Live-Patching-15-SP7-2025-3651",
        "title": "Patchnames"
      },
      {
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    "publisher": {
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      },
      {
        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2025:03646-1",
        "url": "https://lists.suse.com/pipermail/sle-updates/2025-October/042210.html"
      },
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        "summary": "SUSE Bug 1246075",
        "url": "https://bugzilla.suse.com/1246075"
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        "url": "https://bugzilla.suse.com/1247452"
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        "summary": "SUSE Bug 1248376",
        "url": "https://bugzilla.suse.com/1248376"
      },
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        "url": "https://bugzilla.suse.com/1248749"
      },
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        "summary": "SUSE Bug 1249534",
        "url": "https://bugzilla.suse.com/1249534"
      },
      {
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        "summary": "SUSE CVE CVE-2025-38206 page",
        "url": "https://www.suse.com/security/cve/CVE-2025-38206/"
      },
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        "summary": "SUSE CVE CVE-2025-38396 page",
        "url": "https://www.suse.com/security/cve/CVE-2025-38396/"
      },
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        "summary": "SUSE CVE CVE-2025-38471 page",
        "url": "https://www.suse.com/security/cve/CVE-2025-38471/"
      },
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        "url": "https://www.suse.com/security/cve/CVE-2025-38499/"
      },
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        "url": "https://www.suse.com/security/cve/CVE-2025-38566/"
      },
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        "url": "https://www.suse.com/security/cve/CVE-2025-38644/"
      },
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        "summary": "SUSE CVE CVE-2025-38678 page",
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    ],
    "title": "Security update for the Linux Kernel RT (Live Patch 2 for SLE 15 SP7)",
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                "name": "kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
                "product": {
                  "name": "kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
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  "vulnerabilities": [
    {
      "cve": "CVE-2025-38206",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38206"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nexfat: fix double free in delayed_free\n\nThe double free could happen in the following path.\n\nexfat_create_upcase_table()\n        exfat_create_upcase_table() : return error\n        exfat_free_upcase_table() : free -\u003evol_utbl\n        exfat_load_default_upcase_table : return error\n     exfat_kill_sb()\n           delayed_free()\n                  exfat_free_upcase_table() \u003c--------- double free\nThis patch set -\u003evol_util as NULL after freeing it.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
          "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38206",
          "url": "https://www.suse.com/security/cve/CVE-2025-38206"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1246073 for CVE-2025-38206",
          "url": "https://bugzilla.suse.com/1246073"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1246075 for CVE-2025-38206",
          "url": "https://bugzilla.suse.com/1246075"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
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            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "threats": [
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          "category": "impact",
          "date": "2025-10-18T11:03:50Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38206"
    },
    {
      "cve": "CVE-2025-38396",
      "ids": [
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          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38396"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs: export anon_inode_make_secure_inode() and fix secretmem LSM bypass\n\nExport anon_inode_make_secure_inode() to allow KVM guest_memfd to create\nanonymous inodes with proper security context. This replaces the current\npattern of calling alloc_anon_inode() followed by\ninode_init_security_anon() for creating security context manually.\n\nThis change also fixes a security regression in secretmem where the\nS_PRIVATE flag was not cleared after alloc_anon_inode(), causing\nLSM/SELinux checks to be bypassed for secretmem file descriptors.\n\nAs guest_memfd currently resides in the KVM module, we need to export this\nsymbol for use outside the core kernel. In the future, guest_memfd might be\nmoved to core-mm, at which point the symbols no longer would have to be\nexported. When/if that happens is still unclear.",
          "title": "CVE description"
        }
      ],
      "product_status": {
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          "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38396",
          "url": "https://www.suse.com/security/cve/CVE-2025-38396"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1247156 for CVE-2025-38396",
          "url": "https://bugzilla.suse.com/1247156"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1247158 for CVE-2025-38396",
          "url": "https://bugzilla.suse.com/1247158"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "threats": [
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          "category": "impact",
          "date": "2025-10-18T11:03:50Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38396"
    },
    {
      "cve": "CVE-2025-38471",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38471"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\ntls: always refresh the queue when reading sock\n\nAfter recent changes in net-next TCP compacts skbs much more\naggressively. This unearthed a bug in TLS where we may try\nto operate on an old skb when checking if all skbs in the\nqueue have matching decrypt state and geometry.\n\n    BUG: KASAN: slab-use-after-free in tls_strp_check_rcv+0x898/0x9a0 [tls]\n    (net/tls/tls_strp.c:436 net/tls/tls_strp.c:530 net/tls/tls_strp.c:544)\n    Read of size 4 at addr ffff888013085750 by task tls/13529\n\n    CPU: 2 UID: 0 PID: 13529 Comm: tls Not tainted 6.16.0-rc5-virtme\n    Call Trace:\n     kasan_report+0xca/0x100\n     tls_strp_check_rcv+0x898/0x9a0 [tls]\n     tls_rx_rec_wait+0x2c9/0x8d0 [tls]\n     tls_sw_recvmsg+0x40f/0x1aa0 [tls]\n     inet_recvmsg+0x1c3/0x1f0\n\nAlways reload the queue, fast path is to have the record in the queue\nwhen we wake, anyway (IOW the path going down \"if !strp-\u003estm.full_len\").",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
          "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38471",
          "url": "https://www.suse.com/security/cve/CVE-2025-38471"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1247450 for CVE-2025-38471",
          "url": "https://bugzilla.suse.com/1247450"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1247452 for CVE-2025-38471",
          "url": "https://bugzilla.suse.com/1247452"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-10-18T11:03:50Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38471"
    },
    {
      "cve": "CVE-2025-38499",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38499"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nclone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns\n\nWhat we want is to verify there is that clone won\u0027t expose something\nhidden by a mount we wouldn\u0027t be able to undo.  \"Wouldn\u0027t be able to undo\"\nmay be a result of MNT_LOCKED on a child, but it may also come from\nlacking admin rights in the userns of the namespace mount belongs to.\n\nclone_private_mnt() checks the former, but not the latter.\n\nThere\u0027s a number of rather confusing CAP_SYS_ADMIN checks in various\nuserns during the mount, especially with the new mount API; they serve\ndifferent purposes and in case of clone_private_mnt() they usually,\nbut not always end up covering the missing check mentioned above.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
          "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38499",
          "url": "https://www.suse.com/security/cve/CVE-2025-38499"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1247976 for CVE-2025-38499",
          "url": "https://bugzilla.suse.com/1247976"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1248673 for CVE-2025-38499",
          "url": "https://bugzilla.suse.com/1248673"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.4,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-10-18T11:03:50Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38499"
    },
    {
      "cve": "CVE-2025-38566",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38566"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nsunrpc: fix handling of server side tls alerts\n\nScott Mayhew discovered a security exploit in NFS over TLS in\ntls_alert_recv() due to its assumption it can read data from\nthe msg iterator\u0027s kvec..\n\nkTLS implementation splits TLS non-data record payload between\nthe control message buffer (which includes the type such as TLS\naler or TLS cipher change) and the rest of the payload (say TLS\nalert\u0027s level/description) which goes into the msg payload buffer.\n\nThis patch proposes to rework how control messages are setup and\nused by sock_recvmsg().\n\nIf no control message structure is setup, kTLS layer will read and\nprocess TLS data record types. As soon as it encounters a TLS control\nmessage, it would return an error. At that point, NFS can setup a\nkvec backed msg buffer and read in the control message such as a\nTLS alert. Msg iterator can advance the kvec pointer as a part of\nthe copy process thus we need to revert the iterator before calling\ninto the tls_alert_recv.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
          "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38566",
          "url": "https://www.suse.com/security/cve/CVE-2025-38566"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1248374 for CVE-2025-38566",
          "url": "https://bugzilla.suse.com/1248374"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1248376 for CVE-2025-38566",
          "url": "https://bugzilla.suse.com/1248376"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-10-18T11:03:50Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38566"
    },
    {
      "cve": "CVE-2025-38644",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38644"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: reject TDLS operations when station is not associated\n\nsyzbot triggered a WARN in ieee80211_tdls_oper() by sending\nNL80211_TDLS_ENABLE_LINK immediately after NL80211_CMD_CONNECT,\nbefore association completed and without prior TDLS setup.\n\nThis left internal state like sdata-\u003eu.mgd.tdls_peer uninitialized,\nleading to a WARN_ON() in code paths that assumed it was valid.\n\nReject the operation early if not in station mode or not associated.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
          "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38644",
          "url": "https://www.suse.com/security/cve/CVE-2025-38644"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1248748 for CVE-2025-38644",
          "url": "https://bugzilla.suse.com/1248748"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1248749 for CVE-2025-38644",
          "url": "https://bugzilla.suse.com/1248749"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-10-18T11:03:50Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38644"
    },
    {
      "cve": "CVE-2025-38678",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2025-38678"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_tables: reject duplicate device on updates\n\nA chain/flowtable update with duplicated devices in the same batch is\npossible. Unfortunately, netdev event path only removes the first\ndevice that is found, leaving unregistered the hook of the duplicated\ndevice.\n\nCheck if a duplicated device exists in the transaction batch, bail out\nwith EEXIST in such case.\n\nWARNING is hit when unregistering the hook:\n\n [49042.221275] WARNING: CPU: 4 PID: 8425 at net/netfilter/core.c:340 nf_hook_entry_head+0xaa/0x150\n [49042.221375] CPU: 4 UID: 0 PID: 8425 Comm: nft Tainted: G S                  6.16.0+ #170 PREEMPT(full)\n [...]\n [49042.221382] RIP: 0010:nf_hook_entry_head+0xaa/0x150",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
          "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2025-38678",
          "url": "https://www.suse.com/security/cve/CVE-2025-38678"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1249126 for CVE-2025-38678",
          "url": "https://bugzilla.suse.com/1249126"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1249534 for CVE-2025-38678",
          "url": "https://bugzilla.suse.com/1249534"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP6:kernel-livepatch-6_4_0-150600_10_44-rt-6-150600.2.1.x86_64",
            "SUSE Linux Enterprise Live Patching 15 SP7:kernel-livepatch-6_4_0-150700_7_8-rt-6-150700.2.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2025-10-18T11:03:50Z",
          "details": "important"
        }
      ],
      "title": "CVE-2025-38678"
    }
  ]
}


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