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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-2025-38323",
      "cwe": {
        "id": "CWE-416",
        "name": "Use After Free"
      },
      "notes": [
        {
          "category": "description",
          "text": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: atm: add lec_mutex\n\nsyzbot found its way in net/atm/lec.c, and found an error path\nin lecd_attach() could leave a dangling pointer in dev_lec[].\n\nAdd a mutex to protect dev_lecp[] uses from lecd_attach(),\nlec_vcc_attach() and lec_mcast_attach().\n\nFollowing patch will use this mutex for /proc/net/atm/lec.\n\nBUG: KASAN: slab-use-after-free in lecd_attach net/atm/lec.c:751 [inline]\nBUG: KASAN: slab-use-after-free in lane_ioctl+0x2224/0x23e0 net/atm/lec.c:1008\nRead of size 8 at addr ffff88807c7b8e68 by task syz.1.17/6142\n\nCPU: 1 UID: 0 PID: 6142 Comm: syz.1.17 Not tainted 6.16.0-rc1-syzkaller-00239-g08215f5486ec #0 PREEMPT(full)\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025\nCall Trace:\n <TASK>\n  __dump_stack lib/dump_stack.c:94 [inline]\n  dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120\n  print_address_description mm/kasan/report.c:408 [inline]\n  print_report+0xcd/0x680 mm/kasan/report.c:521\n  kasan_report+0xe0/0x110 mm/kasan/report.c:634\n  lecd_attach net/atm/lec.c:751 [inline]\n  lane_ioctl+0x2224/0x23e0 net/atm/lec.c:1008\n  do_vcc_ioctl+0x12c/0x930 net/atm/ioctl.c:159\n  sock_do_ioctl+0x118/0x280 net/socket.c:1190\n  sock_ioctl+0x227/0x6b0 net/socket.c:1311\n  vfs_ioctl fs/ioctl.c:51 [inline]\n  __do_sys_ioctl fs/ioctl.c:907 [inline]\n  __se_sys_ioctl fs/ioctl.c:893 [inline]\n  __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:893\n  do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n  do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n </TASK>\n\nAllocated by task 6132:\n  kasan_save_stack+0x33/0x60 mm/kasan/common.c:47\n  kasan_save_track+0x14/0x30 mm/kasan/common.c:68\n  poison_kmalloc_redzone mm/kasan/common.c:377 [inline]\n  __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:394\n  kasan_kmalloc include/linux/kasan.h:260 [inline]\n  __do_kmalloc_node mm/slub.c:4328 [inline]\n  __kvmalloc_node_noprof+0x27b/0x620 mm/slub.c:5015\n  alloc_netdev_mqs+0xd2/0x1570 net/core/dev.c:11711\n  lecd_attach net/atm/lec.c:737 [inline]\n  lane_ioctl+0x17db/0x23e0 net/atm/lec.c:1008\n  do_vcc_ioctl+0x12c/0x930 net/atm/ioctl.c:159\n  sock_do_ioctl+0x118/0x280 net/socket.c:1190\n  sock_ioctl+0x227/0x6b0 net/socket.c:1311\n  vfs_ioctl fs/ioctl.c:51 [inline]\n  __do_sys_ioctl fs/ioctl.c:907 [inline]\n  __se_sys_ioctl fs/ioctl.c:893 [inline]\n  __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:893\n  do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n  do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nFreed by task 6132:\n  kasan_save_stack+0x33/0x60 mm/kasan/common.c:47\n  kasan_save_track+0x14/0x30 mm/kasan/common.c:68\n  kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:576\n  poison_slab_object mm/kasan/common.c:247 [inline]\n  __kasan_slab_free+0x51/0x70 mm/kasan/common.c:264\n  kasan_slab_free include/linux/kasan.h:233 [inline]\n  slab_free_hook mm/slub.c:2381 [inline]\n  slab_free mm/slub.c:4643 [inline]\n  kfree+0x2b4/0x4d0 mm/slub.c:4842\n  free_netdev+0x6c5/0x910 net/core/dev.c:11892\n  lecd_attach net/atm/lec.c:744 [inline]\n  lane_ioctl+0x1ce8/0x23e0 net/atm/lec.c:1008\n  do_vcc_ioctl+0x12c/0x930 net/atm/ioctl.c:159\n  sock_do_ioctl+0x118/0x280 net/socket.c:1190\n  sock_ioctl+0x227/0x6b0 net/socket.c:1311\n  vfs_ioctl fs/ioctl.c:51 [inline]\n  __do_sys_ioctl fs/ioctl.c:907 [inline]\n  __se_sys_ioctl fs/ioctl.c:893 [inline]\n  __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:893",
          "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-2025-38323"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/17e156a94e94a906a570dbf9b48877956c60bef8",
          "url": "https://git.kernel.org/stable/c/17e156a94e94a906a570dbf9b48877956c60bef8"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/18e8f0c4f826fb08c2d3825cdd6c57e24b207e0a",
          "url": "https://git.kernel.org/stable/c/18e8f0c4f826fb08c2d3825cdd6c57e24b207e0a"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/64b378db28a967f7b271b055380c2360279aa424",
          "url": "https://git.kernel.org/stable/c/64b378db28a967f7b271b055380c2360279aa424"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/a7a713dfb5f9477345450f27c7c0741864511192",
          "url": "https://git.kernel.org/stable/c/a7a713dfb5f9477345450f27c7c0741864511192"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/d13a3824bfd2b4774b671a75cf766a16637a0e67",
          "url": "https://git.kernel.org/stable/c/d13a3824bfd2b4774b671a75cf766a16637a0e67"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/dffd03422ae6a459039c8602f410e6c0f4cbc6c8",
          "url": "https://git.kernel.org/stable/c/dffd03422ae6a459039c8602f410e6c0f4cbc6c8"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/e91274cc7ed88ab5bdc62d426067c82b0b118a0b",
          "url": "https://git.kernel.org/stable/c/e91274cc7ed88ab5bdc62d426067c82b0b118a0b"
        },
        {
          "category": "external",
          "summary": "https://git.kernel.org/stable/c/f4d80b16ecc4229f7e6345158ef34c36be323f0e",
          "url": "https://git.kernel.org/stable/c/f4d80b16ecc4229f7e6345158ef34c36be323f0e"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html",
          "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"
        },
        {
          "category": "external",
          "summary": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html",
          "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"
        }
      ],
      "release_date": "2025-07-10T09:15:00Z",
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        },
        {
          "category": "impact",
          "date": "2026-08-01T15:43:28.758325Z",
          "details": "The debian10els kernel is not affected by CVE-2025-38323: 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"
          ]
        }
      ]
    }
  ]
}