{
  "cveId": "CVE-2022-49383",
  "url": "https://patchblox.com/security/cve/CVE-2022-49383",
  "summary": "CVE-2022-49383 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49383, 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:  watchdog: rzg2l_wdt: Fix \u0027BUG: Invalid wait cont...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  watchdog: rzg2l_wdt: Fix \u0027BUG: Invalid wait context\u0027  This patch fixes the issue \u0027BUG: Invalid wait context\u0027 during restart() callback by using clk_prepare_enable() instead of pm_runtime_get_sync() for turning on the clocks during restart.  This issue is noticed when testing with renesas_defconfig.  [   42.213802] reboot: Restarting system [   42.217860] [   42.219364] ============================= [   42.223368] [ BUG: Invalid wait context ] [   42.227372] 5.17.0-rc5-arm64-renesas-00002-g10393723e35e #522 Not tainted [   42.234153] ----------------------------- [   42.238155] systemd-shutdow/1 is trying to lock: [   42.242766] ffff00000a650828 (\u0026genpd-\u003Emlock){\u002B.\u002B.}-{3:3}, at: genpd_lock_mtx\u002B0x14/0x20 [   42.250709] other info that might help us debug this: [   42.255753] context-{4:4} [   42.258368] 2 locks held by systemd-shutdow/1: [   42.262806]  #0: ffff80000944e1c8 (system_transition_mutex#2){\u002B.\u002B.}-{3:3}, at: __do_sys_reboot\u002B0xd0/0x250 [   42.272388]  #1: ffff8000094c4e40 (rcu_read_lock){....}-{1:2}, at: atomic_notifier_call_chain\u002B0x0/0x150 [   42.281795] stack backtrace: [   42.284672] CPU: 0 PID: 1 Comm: systemd-shutdow Not tainted 5.17.0-rc5-arm64-renesas-00002-g10393723e35e #522 [   42.294577] Hardware name: Renesas SMARC EVK based on r9a07g044c2 (DT) [   42.301096] Call trace: [   42.303538]  dump_backtrace\u002B0xcc/0xd8 [   42.307203]  show_stack\u002B0x14/0x30 [   42.310517]  dump_stack_lvl\u002B0x88/0xb0 [   42.314180]  dump_stack\u002B0x14/0x2c [   42.317492]  __lock_acquire\u002B0x1b24/0x1b50 [   42.321502]  lock_acquire\u002B0x120/0x3a8 [   42.325162]  __mutex_lock\u002B0x84/0x8f8 [   42.328737]  mutex_lock_nested\u002B0x30/0x58 [   42.332658]  genpd_lock_mtx\u002B0x14/0x20 [   42.336319]  genpd_runtime_resume\u002B0xc4/0x228 [   42.340587]  __rpm_callback\u002B0x44/0x170 [   42.344337]  rpm_callback\u002B0x64/0x70 [   42.347824]  rpm_resume\u002B0x4e0/0x6b8 [   42.351310]  __pm_runtime_resume\u002B0x50/0x78 [   42.355404]  rzg2l_wdt_restart\u002B0x28/0x68 [   42.359329]  watchdog_restart_notifier\u002B0x1c/0x30 [   42.363943]  atomic_notifier_call_chain\u002B0x94/0x150 [   42.368732]  do_kernel_restart\u002B0x24/0x30 [   42.372652]  machine_restart\u002B0x44/0x70 [   42.376399]  kernel_restart\u002B0x3c/0x60 [   42.380058]  __do_sys_reboot\u002B0x228/0x250 [   42.383977]  __arm64_sys_reboot\u002B0x20/0x28 [   42.387983]  invoke_syscall\u002B0x40/0xf8",
  "published": "2025-02-26T07:01:14Z",
  "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": 0.00258,
  "epssPercentile": 0.17599,
  "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-2022-49383",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49383",
      "released": "2025-02-26T07:01:14Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "5.18.5-1",
      "fix": "DEBIAN-CVE-2022-49383",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49383",
      "released": "2025-02-26T07:01:14Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "5.18.5-1",
      "fix": "DEBIAN-CVE-2022-49383",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-49383",
      "released": "2025-02-26T07:01:14Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T19:12:23Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}