{
  "cveId": "CVE-2022-49507",
  "url": "https://patchblox.com/security/cve/CVE-2022-49507",
  "summary": "CVE-2022-49507 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49507, released February 26, 2025. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  regulator: da9121: Fix uninit-value in da9121_as...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  regulator: da9121: Fix uninit-value in da9121_assign_chip_model()  KASAN report slab-out-of-bounds in __regmap_init as follows:  BUG: KASAN: slab-out-of-bounds in __regmap_init drivers/base/regmap/regmap.c:841 Read of size 1 at addr ffff88803678cdf1 by task xrun/9137  CPU: 0 PID: 9137 Comm: xrun Tainted: G        W         5.18.0-rc2 Hardware name: QEMU Standard PC (i440FX \u002B PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014 Call Trace:  \u003CTASK\u003E  dump_stack_lvl\u002B0xe8/0x15a lib/dump_stack.c:88  print_report.cold\u002B0xcd/0x69b mm/kasan/report.c:313  kasan_report\u002B0x8e/0xc0 mm/kasan/report.c:491  __regmap_init\u002B0x4540/0x4ba0 drivers/base/regmap/regmap.c:841  __devm_regmap_init\u002B0x7a/0x100 drivers/base/regmap/regmap.c:1266  __devm_regmap_init_i2c\u002B0x65/0x80 drivers/base/regmap/regmap-i2c.c:394  da9121_i2c_probe\u002B0x386/0x6d1 drivers/regulator/da9121-regulator.c:1039  i2c_device_probe\u002B0x959/0xac0 drivers/i2c/i2c-core-base.c:563  This happend when da9121 device is probe by da9121_i2c_id, but with invalid dts. Thus, chip-\u003Esubvariant_id is set to -EINVAL, and later da9121_assign_chip_model() will access \u0027regmap\u0027 without init it.  Fix it by return -EINVAL from da9121_assign_chip_model() if \u0027chip-\u003Esubvariant_id\u0027 is invalid.",
  "published": "2025-02-26T07:01:26Z",
  "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": 0.00261,
  "epssPercentile": 0.17991,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "5.18.5-1",
      "fix": "DEBIAN-CVE-2022-49507",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49507",
      "released": "2025-02-26T07:01:26Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "5.18.5-1",
      "fix": "DEBIAN-CVE-2022-49507",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49507",
      "released": "2025-02-26T07:01:26Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "5.18.5-1",
      "fix": "DEBIAN-CVE-2022-49507",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49507",
      "released": "2025-02-26T07:01:26Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}