{
  "cveId": "CVE-2022-49870",
  "url": "https://patchblox.com/security/cve/CVE-2022-49870",
  "summary": "CVE-2022-49870 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49870, released May 1, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  capabilities: fix undefined behavior in bit shif...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  capabilities: fix undefined behavior in bit shift for CAP_TO_MASK  Shifting signed 32-bit value by 31 bits is undefined, so changing significant bit to unsigned. The UBSAN warning calltrace like below:  UBSAN: shift-out-of-bounds in security/commoncap.c:1252:2 left shift of 1 by 31 places cannot be represented in type \u0027int\u0027 Call Trace:  \u003CTASK\u003E  dump_stack_lvl\u002B0x7d/0xa5  dump_stack\u002B0x15/0x1b  ubsan_epilogue\u002B0xe/0x4e  __ubsan_handle_shift_out_of_bounds\u002B0x1e7/0x20c  cap_task_prctl\u002B0x561/0x6f0  security_task_prctl\u002B0x5a/0xb0  __x64_sys_prctl\u002B0x61/0x8f0  do_syscall_64\u002B0x58/0x80  entry_SYSCALL_64_after_hwframe\u002B0x63/0xcd  \u003C/TASK\u003E",
  "published": "2025-05-01T15:16:11Z",
  "severity": "high",
  "cvss": 7.1,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
  "epss": 0.00223,
  "epssPercentile": 0.13035,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.0.10-1",
      "fix": "DEBIAN-CVE-2022-49870",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49870",
      "released": "2025-05-01T15:16:11Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.0.10-1",
      "fix": "DEBIAN-CVE-2022-49870",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49870",
      "released": "2025-05-01T15:16:11Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.0.10-1",
      "fix": "DEBIAN-CVE-2022-49870",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49870",
      "released": "2025-05-01T15:16:11Z"
    }
  ],
  "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"
  }
}