{
  "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-2023-52670",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-52670",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2024-05-17T14:02:01.617Z",
    "updatedAt": "2026-05-11T19:31:24.108Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "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": "rpmsg: virtio: Free driver_override when rpmsg_remove()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nrpmsg: virtio: Free driver_override when rpmsg_remove()\n\nFree driver_override when rpmsg_remove(), otherwise\nthe following memory leak will occur:\n\nunreferenced object 0xffff0000d55d7080 (size 128):\n  comm \"kworker/u8:2\", pid 56, jiffies 4294893188 (age 214.272s)\n  hex dump (first 32 bytes):\n    72 70 6d 73 67 5f 6e 73 00 00 00 00 00 00 00 00  rpmsg_ns........\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [<000000009c94c9c1>] __kmem_cache_alloc_node+0x1f8/0x320\n    [<000000002300d89b>] __kmalloc_node_track_caller+0x44/0x70\n    [<00000000228a60c3>] kstrndup+0x4c/0x90\n    [<0000000077158695>] driver_set_override+0xd0/0x164\n    [<000000003e9c4ea5>] rpmsg_register_device_override+0x98/0x170\n    [<000000001c0c89a8>] rpmsg_ns_register_device+0x24/0x30\n    [<000000008bbf8fa2>] rpmsg_probe+0x2e0/0x3ec\n    [<00000000e65a68df>] virtio_dev_probe+0x1c0/0x280\n    [<00000000443331cc>] really_probe+0xbc/0x2dc\n    [<00000000391064b1>] __driver_probe_device+0x78/0xe0\n    [<00000000a41c9a5b>] driver_probe_device+0xd8/0x160\n    [<000000009c3bd5df>] __device_attach_driver+0xb8/0x140\n    [<0000000043cd7614>] bus_for_each_drv+0x7c/0xd4\n    [<000000003b929a36>] __device_attach+0x9c/0x19c\n    [<00000000a94e0ba8>] device_initial_probe+0x14/0x20\n    [<000000003c999637>] bus_probe_device+0xa0/0xac",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "b0b03b8119633de0649da9bd506e4850c401ff2b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "229ce47cbfdc7d3a9415eb676abbfb77d676cb08"
            },
            {
              "version": "b0b03b8119633de0649da9bd506e4850c401ff2b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dd50fe18c234bd5ff22f658f4d414e8fa8cd6a5d"
            },
            {
              "version": "b0b03b8119633de0649da9bd506e4850c401ff2b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "69ca89d80f2c8a1f5af429b955637beea7eead30"
            },
            {
              "version": "b0b03b8119633de0649da9bd506e4850c401ff2b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "2d27a7b19cb354c6d04bcdc9239e261ff29858d6"
            },
            {
              "version": "b0b03b8119633de0649da9bd506e4850c401ff2b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f4bb1d5daf77b1a95a43277268adf0d1430c2346"
            },
            {
              "version": "b0b03b8119633de0649da9bd506e4850c401ff2b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4e6cef3fae5c164968118a13f3fe293700adc81a"
            },
            {
              "version": "b0b03b8119633de0649da9bd506e4850c401ff2b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9a416d624e5fb7246ea97c11fbfea7e0e27abf43"
            },
            {
              "version": "b0b03b8119633de0649da9bd506e4850c401ff2b",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d5362c37e1f8a40096452fc201c30e705750e687"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.13",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.13"
            },
            {
              "version": "4.19.307",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.269",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.210",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.149",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.76",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.15",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.7.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.7.*"
            },
            {
              "version": "6.8",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}