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wifi: mt76: mt7925e: fix use-after-free in free_irq()

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925e: fix use-after-free in free_irq() From commit a304e1b82808 ("[PATCH] Debug shared irqs"), there is a test to make sure the shared irq handler should be able to handle the unexpected event after deregistration. For this case, let's apply MT76_REMOVED flag to indicate the device was removed and do not run into the resource access anymore.

Products
Kernel
Affected versions
Not specified
Fixed versions
6.7.11, 6.8.2
CVEs
CVE-2024-27049
Confirmed fixed CVEs
Not specified
Updated in this feed
4 Nov 2026, 21:42 UTC · Revision 1

Source evidence

wifi: mt76: mt7925e: fix use-after-free in free_irq()

core-osv · Original source

Published 1 May 2024, 12:54 UTC

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925e: fix use-after-free in free_irq() From commit a304e1b82808 ("[PATCH] Debug shared irqs"), there is a test to make sure the shared irq handler should be able to handle the unexpected event after deregistration. For this case, let's apply MT76_REMOVED flag to indicate the device was removed and do not run into the resource access anymore.

osv:CVE-2024-27049

Kernel

Fixed versions: 6.7.11, 6.8.2

Complete source record
{
  "id": "2714b81b261f42f1849790c6f0cc1cf9e6fe8e6034e5fb6c6c7e5f2b909ab5a5",
  "url": "https://osv.dev/vulnerability/CVE-2024-27049",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "wifi: mt76: mt7925e: fix use-after-free in free_irq()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925e: fix use-after-free in free_irq() From commit a304e1b82808 (\"[PATCH] Debug shared irqs\"), there is a test to make sure the shared irq handler should be able to handle the unexpected event after deregistration. For this case, let's apply MT76_REMOVED flag to indicate the device was removed and do not run into the resource access anymore.",
    "evidence": "osv:CVE-2024-27049",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.7.11",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.8.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2024-27049",
      "aliases": [
        "CVE-2024-27049"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "c948b5da6bbec742b433138e3e3f9537a85af2e5"
                },
                {
                  "fixed": "84470b48af03a818039d587478b415cbcb264ff5"
                },
                {
                  "fixed": "6d9930096e1f13cf6d9aabfbf95d0e05fb04144f"
                },
                {
                  "fixed": "a5a5f4413d91f395cb2d89829d376d7393ad48b9"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-27049.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.7.11"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.8.0"
                },
                {
                  "fixed": "6.8.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-27049.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:39.991396016Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/6d9930096e1f13cf6d9aabfbf95d0e05fb04144f",
        "https://git.kernel.org/stable/c/84470b48af03a818039d587478b415cbcb264ff5",
        "https://git.kernel.org/stable/c/a5a5f4413d91f395cb2d89829d376d7393ad48b9",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/27xxx/CVE-2024-27049.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-27049",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/27xxx/CVE-2024-27049.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-27049",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 507418,
  "published_at": "2024-05-01T12:54:32.122+00:00"
}