{
  "cveId": "CVE-2021-46924",
  "url": "https://patchblox.com/security/cve/CVE-2021-46924",
  "summary": "CVE-2021-46924 is fixed in linux on 1 platform, first by DEBIAN-CVE-2021-46924, released February 27, 2024. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  NFC: st21nfca: Fix memory leak in device probe a...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  NFC: st21nfca: Fix memory leak in device probe and remove  \u0027phy-\u003Epending_skb\u0027 is alloced when device probe, but forgot to free in the error handling path and remove path, this cause memory leak as follows:  unreferenced object 0xffff88800bc06800 (size 512):   comm \u00228\u0022, pid 11775, jiffies 4295159829 (age 9.032s)   hex dump (first 32 bytes):     00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................     00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................   backtrace:     [\u003C00000000d66c09ce\u003E] __kmalloc_node_track_caller\u002B0x1ed/0x450     [\u003C00000000c93382b3\u003E] kmalloc_reserve\u002B0x37/0xd0     [\u003C000000005fea522c\u003E] __alloc_skb\u002B0x124/0x380     [\u003C0000000019f29f9a\u003E] st21nfca_hci_i2c_probe\u002B0x170/0x8f2  Fix it by freeing \u0027pending_skb\u0027 in error and remove.",
  "published": "2024-02-27T10:15:07Z",
  "severity": "medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00226,
  "epssPercentile": 0.13384,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "5.15.15-1",
      "fix": "DEBIAN-CVE-2021-46924",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-46924",
      "released": "2024-02-27T10:15:07Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "5.15.15-1",
      "fix": "DEBIAN-CVE-2021-46924",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-46924",
      "released": "2024-02-27T10:15:07Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "5.15.15-1",
      "fix": "DEBIAN-CVE-2021-46924",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2021-46924",
      "released": "2024-02-27T10:15:07Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T07:25:28Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}