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        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
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      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "linux-headers-4.19.0-28-amd64-0:4.19.325-1+tuxcare.els1.amd64 as a component of Debian 10",
          "product_id": "Debian-10:linux-headers-4.19.0-28-amd64-0:4.19.325-1+tuxcare.els1.amd64"
        },
        "product_reference": "linux-headers-4.19.0-28-amd64-0:4.19.325-1+tuxcare.els1.amd64",
        "relates_to_product_reference": "Debian-10"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "hyperv-daemons-0:4.19.325-1+tuxcare.els1.amd64 as a component of Debian 10",
          "product_id": "Debian-10:hyperv-daemons-0:4.19.325-1+tuxcare.els1.amd64"
        },
        "product_reference": "hyperv-daemons-0:4.19.325-1+tuxcare.els1.amd64",
        "relates_to_product_reference": "Debian-10"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "linux-image-4.19.0-28-amd64-unsigned-0:4.19.325-1+tuxcare.els1.amd64 as a component of Debian 10",
          "product_id": "Debian-10:linux-image-4.19.0-28-amd64-unsigned-0:4.19.325-1+tuxcare.els1.amd64"
        },
        "product_reference": "linux-image-4.19.0-28-amd64-unsigned-0:4.19.325-1+tuxcare.els1.amd64",
        "relates_to_product_reference": "Debian-10"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-46002",
      "notes": [
        {
          "category": "description",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\next2: reject inodes with zero i_nlink and valid mode in ext2_iget()\n\next2_iget() already rejects inodes with i_nlink == 0 when i_mode is\nzero or i_dtime is set, treating them as deleted. However, the case of\ni_nlink == 0 with a non-zero mode and zero dtime slips through. Since\next2 has no orphan list, such a combination can only result from\nfilesystem corruption - a legitimate inode deletion always sets either\ni_dtime or clears i_mode before freeing the inode.\n\nA crafted image can exploit this gap to present such an inode to the\nVFS, which then triggers WARN_ON inside drop_nlink() (fs/inode.c) via\next2_unlink(), ext2_rename() and ext2_rmdir():\n\nWARNING: CPU: 3 PID: 609 at fs/inode.c:336 drop_nlink+0xad/0xd0 fs/inode.c:336\nCPU: 3 UID: 0 PID: 609 Comm: syz-executor Not tainted 6.12.77+ #1\nCall Trace:\n <TASK>\n inode_dec_link_count include/linux/fs.h:2518 [inline]\n ext2_unlink+0x26c/0x300 fs/ext2/namei.c:295\n vfs_unlink+0x2fc/0x9b0 fs/namei.c:4477\n do_unlinkat+0x53e/0x730 fs/namei.c:4541\n __x64_sys_unlink+0xc6/0x110 fs/namei.c:4587\n do_syscall_64+0xf5/0x220 arch/x86/entry/common.c:78\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n </TASK>\n\nWARNING: CPU: 0 PID: 646 at fs/inode.c:336 drop_nlink+0xad/0xd0 fs/inode.c:336\nCPU: 0 UID: 0 PID: 646 Comm: syz.0.17 Not tainted 6.12.77+ #1\nCall Trace:\n <TASK>\n inode_dec_link_count include/linux/fs.h:2518 [inline]\n ext2_rename+0x35e/0x850 fs/ext2/namei.c:374\n vfs_rename+0xf2f/0x2060 fs/namei.c:5021\n do_renameat2+0xbe2/0xd50 fs/namei.c:5178\n __x64_sys_rename+0x7e/0xa0 fs/namei.c:5223\n do_syscall_64+0xf5/0x220 arch/x86/entry/common.c:78\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n </TASK>\n\nWARNING: CPU: 0 PID: 634 at fs/inode.c:336 drop_nlink+0xad/0xd0 fs/inode.c:336\nCPU: 0 UID: 0 PID: 634 Comm: syz-executor Not tainted 6.12.77+ #1\nCall Trace:\n <TASK>\n inode_dec_link_count include/linux/fs.h:2518 [inline]\n ext2_rmdir+0xca/0x110 fs/ext2/namei.c:311\n vfs_rmdir+0x204/0x690 fs/namei.c:4348\n do_rmdir+0x372/0x3e0 fs/namei.c:4407\n __x64_sys_unlinkat+0xf0/0x130 fs/namei.c:4577\n do_syscall_64+0xf5/0x220 arch/x86/entry/common.c:78\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n </TASK>\n\nExtend the existing i_nlink == 0 check to also catch this case,\nreporting the corruption via ext2_error() and returning -EFSCORRUPTED.\nThis rejects the inode at load time and prevents it from reaching any\nof the namei.c paths.\n\nFound by Linux Verification Center (linuxtesting.org) with Syzkaller.",
          "title": "Vulnerability description"
        },
        {
          "category": "other",
          "text": "TuxCare has assessed that this vulnerability does not impact any currently supported TuxCare products. This evaluation may change as new information becomes available. For additional details regarding this vulnerability and affected products, refer to the provided references.",
          "title": "Statement"
        }
      ],
      "product_status": {
        "known_not_affected": [
          "Debian-10:hyperv-daemons-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:libbpf-dev-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:libbpf4.19-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:libcpupower-dev-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:libcpupower1-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-compiler-gcc-8-x86-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-config-4.19-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-cpupower-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-doc-4.19-0:4.19.325-1+tuxcare.els1.all",
          "Debian-10:linux-headers-4.19.0-28-all-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-headers-4.19.0-28-all-amd64-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-headers-4.19.0-28-amd64-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-headers-4.19.0-28-common-0:4.19.325-1+tuxcare.els1.all",
          "Debian-10:linux-image-4.19.0-28-amd64-unsigned-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-image-amd64-signed-template-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-kbuild-4.19-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-libc-dev-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-perf-4.19-0:4.19.325-1+tuxcare.els1.amd64",
          "Debian-10:linux-source-4.19-0:4.19.325-1+tuxcare.els1.all",
          "Debian-10:linux-support-4.19.0-28-0:4.19.325-1+tuxcare.els1.all"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2026-46002"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/1b80cf48bcf0e1937af9cd6c7beb188762bbf7c5",
          "url": "https://git.kernel.org/stable/c/1b80cf48bcf0e1937af9cd6c7beb188762bbf7c5"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/25947cc5b2374cd5bf627fe3141496444260d04f",
          "url": "https://git.kernel.org/stable/c/25947cc5b2374cd5bf627fe3141496444260d04f"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/2dde6377ab2e46bb80cf066c659ef016f3ad7a9b",
          "url": "https://git.kernel.org/stable/c/2dde6377ab2e46bb80cf066c659ef016f3ad7a9b"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/32e0b925572686399243834ec99e2a9d85c62eae",
          "url": "https://git.kernel.org/stable/c/32e0b925572686399243834ec99e2a9d85c62eae"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/470264bbec499e276a89a6431144ae58f411ea4d",
          "url": "https://git.kernel.org/stable/c/470264bbec499e276a89a6431144ae58f411ea4d"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/9e2d67fb2b73eeff8b601e26b332128eae8147bb",
          "url": "https://git.kernel.org/stable/c/9e2d67fb2b73eeff8b601e26b332128eae8147bb"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/a69a0c5156b6f0092b9fcf44517f5831a962de2d",
          "url": "https://git.kernel.org/stable/c/a69a0c5156b6f0092b9fcf44517f5831a962de2d"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/d3af04a43db86379df7438bf8bade71685b8a239",
          "url": "https://git.kernel.org/stable/c/d3af04a43db86379df7438bf8bade71685b8a239"
        }
      ],
      "release_date": "2026-05-27T14:17:00Z",
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        },
        {
          "category": "impact",
          "date": "2026-08-22T13:26:28.709237Z",
          "details": "The debian10els kernel is not affected by CVE-2026-46002: the vulnerable code was never introduced into this branch.",
          "product_ids": [
            "Debian-10:hyperv-daemons-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:libbpf-dev-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:libbpf4.19-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:libcpupower-dev-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:libcpupower1-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-compiler-gcc-8-x86-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-config-4.19-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-cpupower-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-doc-4.19-0:4.19.325-1+tuxcare.els1.all",
            "Debian-10:linux-headers-4.19.0-28-all-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-headers-4.19.0-28-all-amd64-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-headers-4.19.0-28-amd64-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-headers-4.19.0-28-common-0:4.19.325-1+tuxcare.els1.all",
            "Debian-10:linux-image-4.19.0-28-amd64-unsigned-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-image-amd64-signed-template-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-kbuild-4.19-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-libc-dev-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-perf-4.19-0:4.19.325-1+tuxcare.els1.amd64",
            "Debian-10:linux-source-4.19-0:4.19.325-1+tuxcare.els1.all",
            "Debian-10:linux-support-4.19.0-28-0:4.19.325-1+tuxcare.els1.all"
          ]
        }
      ]
    }
  ]
}