{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2025-37923",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-37923",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-05-20T15:21:51.927Z",
    "updatedAt": "2026-08-05T11:58:24.005Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "tracing: Fix oob write in trace_seq_to_buffer()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ntracing: Fix oob write in trace_seq_to_buffer()\n\nsyzbot reported this bug:\n==================================================================\nBUG: KASAN: slab-out-of-bounds in trace_seq_to_buffer kernel/trace/trace.c:1830 [inline]\nBUG: KASAN: slab-out-of-bounds in tracing_splice_read_pipe+0x6be/0xdd0 kernel/trace/trace.c:6822\nWrite of size 4507 at addr ffff888032b6b000 by task syz.2.320/7260\n\nCPU: 1 UID: 0 PID: 7260 Comm: syz.2.320 Not tainted 6.15.0-rc1-syzkaller-00301-g3bde70a2c827 #0 PREEMPT(full)\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025\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+0xc3/0x670 mm/kasan/report.c:521\n kasan_report+0xe0/0x110 mm/kasan/report.c:634\n check_region_inline mm/kasan/generic.c:183 [inline]\n kasan_check_range+0xef/0x1a0 mm/kasan/generic.c:189\n __asan_memcpy+0x3c/0x60 mm/kasan/shadow.c:106\n trace_seq_to_buffer kernel/trace/trace.c:1830 [inline]\n tracing_splice_read_pipe+0x6be/0xdd0 kernel/trace/trace.c:6822\n ....\n==================================================================\n\nIt has been reported that trace_seq_to_buffer() tries to copy more data\nthan PAGE_SIZE to buf. Therefore, to prevent this, we should use the\nsmaller of trace_seq_used(&iter->seq) and PAGE_SIZE as an argument.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "3c56819b14b00dd449bd776303e61f8532fad09f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f4b0174e9f18aaba59ee6ffdaf8827a7f94eb606"
            },
            {
              "version": "3c56819b14b00dd449bd776303e61f8532fad09f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "665ce421041890571852422487f4c613d1824ba9"
            },
            {
              "version": "3c56819b14b00dd449bd776303e61f8532fad09f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1a3f9482b50b74fa9421bff8ceecfefd0dc06f8f"
            },
            {
              "version": "3c56819b14b00dd449bd776303e61f8532fad09f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "441021e5b3c7d9bd1b963590652c415929f3b157"
            },
            {
              "version": "3c56819b14b00dd449bd776303e61f8532fad09f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "056ebbddb8faf4ddf83d005454dd78fc25c2d897"
            },
            {
              "version": "3c56819b14b00dd449bd776303e61f8532fad09f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1f27a3e93b8d674b24b27fcdbc6f72743cd96c0d"
            },
            {
              "version": "3c56819b14b00dd449bd776303e61f8532fad09f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c5d2b66c5ef5037b4b4360e5447605ff00ba1bd4"
            },
            {
              "version": "3c56819b14b00dd449bd776303e61f8532fad09f",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f5178c41bb43444a6008150fe6094497135d07cb"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.30",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.30"
            },
            {
              "version": "5.4.294",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.238",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.182",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.138",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.90",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.28",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.14.6",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.14.*"
            },
            {
              "version": "6.15",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}