{
  "schema_version": "1.6.1",
  "id": "RPI-CVE-2024-37078",
  "modified": "2026-10-07T17:22:01Z",
  "upstream": [
    "CVE-2024-37078"
  ],
  "published": "2024-06-25T14:22:58Z",
  "summary": "nilfs2: fix potential kernel bug due to lack of writeback flag waiting",
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnilfs2: fix potential kernel bug due to lack of writeback flag waiting\n\nDestructive writes to a block device on which nilfs2 is mounted can cause\na kernel bug in the folio/page writeback start routine or writeback end\nroutine (__folio_start_writeback in the log below):\n\n kernel BUG at mm/page-writeback.c:3070!\n Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI\n ...\n RIP: 0010:__folio_start_writeback+0xbaa/0x10e0\n Code: 25 ff 0f 00 00 0f 84 18 01 00 00 e8 40 ca c6 ff e9 17 f6 ff ff\n  e8 36 ca c6 ff 4c 89 f7 48 c7 c6 80 c0 12 84 e8 e7 b3 0f 00 90 <0f>\n  0b e8 1f ca c6 ff 4c 89 f7 48 c7 c6 a0 c6 12 84 e8 d0 b3 0f 00\n ...\n Call Trace:\n  <TASK>\n  nilfs_segctor_do_construct+0x4654/0x69d0 [nilfs2]\n  nilfs_segctor_construct+0x181/0x6b0 [nilfs2]\n  nilfs_segctor_thread+0x548/0x11c0 [nilfs2]\n  kthread+0x2f0/0x390\n  ret_from_fork+0x4b/0x80\n  ret_from_fork_asm+0x1a/0x30\n  </TASK>\n\nThis is because when the log writer starts a writeback for segment summary\nblocks or a super root block that use the backing device's page cache, it\ndoes not wait for the ongoing folio/page writeback, resulting in an\ninconsistent writeback state.\n\nFix this issue by waiting for ongoing writebacks when putting\nfolios/pages on the backing device into writeback state.",
  "affected": [
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        "name": "linux"
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  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-37078"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/95f6f81e50d858a7c9aa7c795ec14a0ac3819118"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/a75b8f493dfc48aa38c518430bd9e03b53bffebe"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/0ecfe3a92869a59668d27228dabbd7965e83567f"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/33900d7eae616647e179eee1c66ebe654ee39627"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/271dcd977ccda8c7a26e360425ae7b4db7d2ecc0"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/614d397be0cf43412b3f94a0f6460eddced8ce92"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/1f3bff69f1214fe03a02bc650d5bbfaa6e65ae7d"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/a4ca369ca221bb7e06c725792ac107f0e48e82e7"
    }
  ],
  "database_specific": {
    "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git",
    "upstream_modified": "2026-08-05T11:52:36Z"
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}