{
  "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-2022-50477",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50477",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-10-04T15:16:37.654Z",
    "updatedAt": "2026-05-11T19:20:15.051Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "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": "rtc: class: Fix potential memleak in devm_rtc_allocate_device()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nrtc: class: Fix potential memleak in devm_rtc_allocate_device()\n\ndevm_rtc_allocate_device() will alloc a rtc_device first, and then run\ndev_set_name(). If dev_set_name() failed, the rtc_device will memleak.\nMove devm_add_action_or_reset() in front of dev_set_name() to prevent\nmemleak.\n\nunreferenced object 0xffff888110a53000 (size 2048):\n  comm \"python3\", pid 470, jiffies 4296078308 (age 58.882s)\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 08 30 a5 10 81 88 ff ff  .........0......\n    08 30 a5 10 81 88 ff ff 00 00 00 00 00 00 00 00  .0..............\n  backtrace:\n    [<000000004aac0364>] kmalloc_trace+0x21/0x110\n    [<000000000ff02202>] devm_rtc_allocate_device+0xd4/0x400\n    [<000000001bdf5639>] devm_rtc_device_register+0x1a/0x80\n    [<00000000351bf81c>] rx4581_probe+0xdd/0x110 [rtc_rx4581]\n    [<00000000f0eba0ae>] spi_probe+0xde/0x130\n    [<00000000bff89ee8>] really_probe+0x175/0x3f0\n    [<00000000128e8d84>] __driver_probe_device+0xe6/0x170\n    [<00000000ee5bf913>] device_driver_attach+0x32/0x80\n    [<00000000f3f28f92>] bind_store+0x10b/0x1a0\n    [<000000009ff812d8>] drv_attr_store+0x49/0x70\n    [<000000008139c323>] sysfs_kf_write+0x8d/0xb0\n    [<00000000b6146e01>] kernfs_fop_write_iter+0x214/0x2d0\n    [<00000000ecbe3895>] vfs_write+0x61a/0x7d0\n    [<00000000aa2196ea>] ksys_write+0xc8/0x190\n    [<0000000046a600f5>] do_syscall_64+0x37/0x90\n    [<00000000541a336f>] entry_SYSCALL_64_after_hwframe+0x63/0xcd",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "24d23181e43d72ca692a479e70dfe5b0b5dd33f1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0bcfc8fd3e596994f527b46730579428b3a4fa5f"
            },
            {
              "version": "24d23181e43d72ca692a479e70dfe5b0b5dd33f1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "59457a0f079eae19aaf322b3cc1c8ba66f55c5f3"
            },
            {
              "version": "24d23181e43d72ca692a479e70dfe5b0b5dd33f1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "60da73808298ff2cfa9f165d55eb3d7aa7078601"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.16",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.16"
            },
            {
              "version": "6.0.16",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}