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CVE-2026-23045

Estado: AplazadaSin puntuar—

In the Linux kernel, the following vulnerability has been resolved:

net/ena: fix missing lock when update devlink params

Fix assert lock warning while calling devl_param_driverinit_value_set() in ena.

Detalles técnicos trazas, registros y código del informe original
WARNING: net/devlink/core.c:261 at devl_assert_locked+0x62/0x90, CPU#0: kworker/0:0/9
CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.19.0-rc2+ #1 PREEMPT(lazy)
Hardware name: Amazon EC2 m8i-flex.4xlarge/, BIOS 1.0 10/16/2017
Workqueue: events work_for_cpu_fn
RIP: 0010:devl_assert_locked+0x62/0x90

Call Trace:
 <TASK>
 devl_param_driverinit_value_set+0x15/0x1c0
 ena_devlink_alloc+0x18c/0x220 [ena]
 ? __pfx_ena_devlink_alloc+0x10/0x10 [ena]
 ? trace_hardirqs_on+0x18/0x140
 ? lockdep_hardirqs_on+0x8c/0x130
 ? __raw_spin_unlock_irqrestore+0x5d/0x80
 ? __raw_spin_unlock_irqrestore+0x46/0x80
 ? devm_ioremap_wc+0x9a/0xd0
 ena_probe+0x4d2/0x1b20 [ena]
 ? __lock_acquire+0x56a/0xbd0
 ? __pfx_ena_probe+0x10/0x10 [ena]
 ? local_clock+0x15/0x30
 ? __lock_release.isra.0+0x1c9/0x340
 ? mark_held_locks+0x40/0x70
 ? lockdep_hardirqs_on_prepare.part.0+0x92/0x170
 ? trace_hardirqs_on+0x18/0x140
 ? lockdep_hardirqs_on+0x8c/0x130
 ? __raw_spin_unlock_irqrestore+0x5d/0x80
 ? __raw_spin_unlock_irqrestore+0x46/0x80
 ? __pfx_ena_probe+0x10/0x10 [ena]
 ......
 </TASK>

CVSS

NVD no ha asignado puntuación CVSS a esta CVE (habitual desde el cambio de política de abril de 2026).

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Linux — Linux KernelAI

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-23045",
  "cveTags": [],
  "metrics": {},
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "816b52624cf6a03ea541956b448025d844a8287d",
              "lessThan": "f2c4bcfa193eef1b7457a56be9c47a8de015f225",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "816b52624cf6a03ea541956b448025d844a8287d",
              "lessThan": "8da901ffe497a53fa4ecc3ceed0e6d771586f88e",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "drivers/net/ethernet/amazon/ena/ena_devlink.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.17"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "6.17",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "6.18.6",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "status": "unaffected",
              "version": "6.19",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "drivers/net/ethernet/amazon/ena/ena_devlink.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2026-02-04T16:16:20.007",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/8da901ffe497a53fa4ecc3ceed0e6d771586f88e",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/f2c4bcfa193eef1b7457a56be9c47a8de015f225",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Deferred",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/ena: fix missing lock when update devlink params\n\nFix assert lock warning while calling devl_param_driverinit_value_set()\nin ena.\n\nWARNING: net/devlink/core.c:261 at devl_assert_locked+0x62/0x90, CPU#0: kworker/0:0/9\nCPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.19.0-rc2+ #1 PREEMPT(lazy)\nHardware name: Amazon EC2 m8i-flex.4xlarge/, BIOS 1.0 10/16/2017\nWorkqueue: events work_for_cpu_fn\nRIP: 0010:devl_assert_locked+0x62/0x90\n\nCall Trace:\n <TASK>\n devl_param_driverinit_value_set+0x15/0x1c0\n ena_devlink_alloc+0x18c/0x220 [ena]\n ? __pfx_ena_devlink_alloc+0x10/0x10 [ena]\n ? trace_hardirqs_on+0x18/0x140\n ? lockdep_hardirqs_on+0x8c/0x130\n ? __raw_spin_unlock_irqrestore+0x5d/0x80\n ? __raw_spin_unlock_irqrestore+0x46/0x80\n ? devm_ioremap_wc+0x9a/0xd0\n ena_probe+0x4d2/0x1b20 [ena]\n ? __lock_acquire+0x56a/0xbd0\n ? __pfx_ena_probe+0x10/0x10 [ena]\n ? local_clock+0x15/0x30\n ? __lock_release.isra.0+0x1c9/0x340\n ? mark_held_locks+0x40/0x70\n ? lockdep_hardirqs_on_prepare.part.0+0x92/0x170\n ? trace_hardirqs_on+0x18/0x140\n ? lockdep_hardirqs_on+0x8c/0x130\n ? __raw_spin_unlock_irqrestore+0x5d/0x80\n ? __raw_spin_unlock_irqrestore+0x46/0x80\n ? __pfx_ena_probe+0x10/0x10 [ena]\n ......\n </TASK>"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nnet/ena: corregir bloqueo faltante al actualizar los parámetros de devlink\n\nCorregir la advertencia de bloqueo de aserción al llamar a devl_param_driverinit_value_set() en ena.\n\nADVERTENCIA: net/devlink/core.c:261 at devl_assert_locked+0x62/0x90, CPU#0: kworker/0:0/9\nCPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 No contaminado 6.19.0-rc2+ #1 PREEMPT(lazy)\nNombre del hardware: Amazon EC2 m8i-flex.4xlarge/, BIOS 1.0 10/16/2017\nCola de trabajo: events work_for_cpu_fn\nRIP: 0010:devl_assert_locked+0x62/0x90\n\nTraza de llamada:\n \n devl_param_driverinit_value_set+0x15/0x1c0\n ena_devlink_alloc+0x18c/0x220 [ena]\n ? __pfx_ena_devlink_alloc+0x10/0x10 [ena]\n ? trace_hardirqs_on+0x18/0x140\n ? lockdep_hardirqs_on+0x8c/0x130\n ? __raw_spin_unlock_irqrestore+0x5d/0x80\n ? __raw_spin_unlock_irqrestore+0x46/0x80\n ? devm_ioremap_wc+0x9a/0xd0\n ena_probe+0x4d2/0x1b20 [ena]\n ? __lock_acquire+0x56a/0xbd0\n ? __pfx_ena_probe+0x10/0x10 [ena]\n ? local_clock+0x15/0x30\n ? __lock_release.isra.0+0x1c9/0x340\n ? mark_held_locks+0x40/0x70\n ? lockdep_hardirqs_on_prepare.part.0+0x92/0x170\n ? trace_hardirqs_on+0x18/0x140\n ? lockdep_hardirqs_on+0x8c/0x130\n ? __raw_spin_unlock_irqrestore+0x5d/0x80\n ? __raw_spin_unlock_irqrestore+0x46/0x80\n ? __pfx_ena_probe+0x10/0x10 [ena]\n ......\n "
    }
  ],
  "lastModified": "2026-06-17T10:20:45.990",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}