CVE-2026-23045 (GCVE-0-2026-23045)

Vulnerability from cvelistv5 – Published: 2026-02-04 16:00 – Updated: 2026-05-11 21:58
VLAI
Title
net/ena: fix missing lock when update devlink params
Summary
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. 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>
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 816b52624cf6a03ea541956b448025d844a8287d , < f2c4bcfa193eef1b7457a56be9c47a8de015f225 (git)
Affected: 816b52624cf6a03ea541956b448025d844a8287d , < 8da901ffe497a53fa4ecc3ceed0e6d771586f88e (git)
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Linux Linux Affected: 6.17
Unaffected: 0 , < 6.17 (semver)
Unaffected: 6.18.6 , ≤ 6.18.* (semver)
Unaffected: 6.19 , ≤ * (original_commit_for_fix)
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/amazon/ena/ena_devlink.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "f2c4bcfa193eef1b7457a56be9c47a8de015f225",
              "status": "affected",
              "version": "816b52624cf6a03ea541956b448025d844a8287d",
              "versionType": "git"
            },
            {
              "lessThan": "8da901ffe497a53fa4ecc3ceed0e6d771586f88e",
              "status": "affected",
              "version": "816b52624cf6a03ea541956b448025d844a8287d",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/amazon/ena/ena_devlink.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.17"
            },
            {
              "lessThan": "6.17",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.6",
                  "versionStartIncluding": "6.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19",
                  "versionStartIncluding": "6.17",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "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 \u003cTASK\u003e\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 \u003c/TASK\u003e"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T21:58:56.122Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/f2c4bcfa193eef1b7457a56be9c47a8de015f225"
        },
        {
          "url": "https://git.kernel.org/stable/c/8da901ffe497a53fa4ecc3ceed0e6d771586f88e"
        }
      ],
      "title": "net/ena: fix missing lock when update devlink params",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-23045",
    "datePublished": "2026-02-04T16:00:27.874Z",
    "dateReserved": "2026-01-13T15:37:45.944Z",
    "dateUpdated": "2026-05-11T21:58:56.122Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-23045",
      "date": "2026-09-30",
      "epss": "0.00161",
      "percentile": "0.04595"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "defaultStatus": "unaffected",
                "product": "Linux",
                "programFiles": [
                  "drivers/net/ethernet/amazon/ena/ena_devlink.c"
                ],
                "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                "vendor": "Linux",
                "versions": [
                  {
                    "lessThan": "f2c4bcfa193eef1b7457a56be9c47a8de015f225",
                    "status": "affected",
                    "version": "816b52624cf6a03ea541956b448025d844a8287d",
                    "versionType": "git"
                  },
                  {
                    "lessThan": "8da901ffe497a53fa4ecc3ceed0e6d771586f88e",
                    "status": "affected",
                    "version": "816b52624cf6a03ea541956b448025d844a8287d",
                    "versionType": "git"
                  }
                ]
              },
              {
                "defaultStatus": "affected",
                "product": "Linux",
                "programFiles": [
                  "drivers/net/ethernet/amazon/ena/ena_devlink.c"
                ],
                "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                "vendor": "Linux",
                "versions": [
                  {
                    "status": "affected",
                    "version": "6.17"
                  },
                  {
                    "lessThan": "6.17",
                    "status": "unaffected",
                    "version": "0",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "6.18.*",
                    "status": "unaffected",
                    "version": "6.18.6",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "*",
                    "status": "unaffected",
                    "version": "6.19",
                    "versionType": "original_commit_for_fix"
                  }
                ]
              }
            ],
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
          }
        ],
        "cveTags": [],
        "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 \u003cTASK\u003e\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 \u003c/TASK\u003e"
          },
          {
            "lang": "es",
            "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nnet/ena: corregir bloqueo faltante al actualizar los par\u00e1metros de devlink\n\nCorregir la advertencia de bloqueo de aserci\u00f3n 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 "
          }
        ],
        "id": "CVE-2026-23045",
        "lastModified": "2026-06-17T10:20:45.990",
        "metrics": {},
        "published": "2026-02-04T16:16:20.007",
        "references": [
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "url": "https://git.kernel.org/stable/c/8da901ffe497a53fa4ecc3ceed0e6d771586f88e"
          },
          {
            "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "url": "https://git.kernel.org/stable/c/f2c4bcfa193eef1b7457a56be9c47a8de015f225"
          }
        ],
        "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "vulnStatus": "Deferred"
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T07:18:21+00:00",
      "cve": "CVE-2026-23045",
      "id": "CVE-2026-23045",
      "initial_release_date": "2026-02-04T00:00:00+00:00",
      "product_status:known_affected": "184",
      "product_status:known_not_affected": "90",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: net/ena: fix missing lock when update devlink params",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23045.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-05-13T03:46:38Z",
      "cve": "CVE-2026-23045",
      "id": "CVE-2026-23045",
      "initial_release_date": "2026-02-05T00:25:52Z",
      "product_status:known_not_affected": "257",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2026-23045",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-23045.json",
      "version": "6"
    }
  }
}



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