cve-2024-26886
Vulnerability from cvelistv5
Published
2024-04-17 10:27
Modified
2024-11-05 09:17
Severity ?
Summary
Bluetooth: af_bluetooth: Fix deadlock
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2c9e2df022ef8b9d7fac58a04a2ef4ed25288955
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/64be3c6154886200708da0dfe259705fb992416c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/817e8138ce86001b2fa5c63d6ede756e205a01f7
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cb8adca52f306563d958a863bb0cbae9c184d1ae
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f7b94bdc1ec107c92262716b073b3e816d4784fb
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-26886",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-06-17T17:41:20.868479Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-17T17:47:52.812Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T00:21:04.229Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/cb8adca52f306563d958a863bb0cbae9c184d1ae"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/64be3c6154886200708da0dfe259705fb992416c"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/817e8138ce86001b2fa5c63d6ede756e205a01f7"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/2c9e2df022ef8b9d7fac58a04a2ef4ed25288955"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/f7b94bdc1ec107c92262716b073b3e816d4784fb"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/bluetooth/af_bluetooth.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "cb8adca52f30",
              "status": "affected",
              "version": "37f71e2c9f51",
              "versionType": "git"
            },
            {
              "lessThan": "64be3c615488",
              "status": "affected",
              "version": "1d576c3a5af8",
              "versionType": "git"
            },
            {
              "lessThan": "817e8138ce86",
              "status": "affected",
              "version": "2e07e8348ea4",
              "versionType": "git"
            },
            {
              "lessThan": "2c9e2df022ef",
              "status": "affected",
              "version": "2e07e8348ea4",
              "versionType": "git"
            },
            {
              "lessThan": "f7b94bdc1ec1",
              "status": "affected",
              "version": "2e07e8348ea4",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/bluetooth/af_bluetooth.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.7"
            },
            {
              "lessThan": "6.7",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.83",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.23",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.7.*",
              "status": "unaffected",
              "version": "6.7.11",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.8.*",
              "status": "unaffected",
              "version": "6.8.2",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.9",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: af_bluetooth: Fix deadlock\n\nAttemting to do sock_lock on .recvmsg may cause a deadlock as shown\nbellow, so instead of using sock_sock this uses sk_receive_queue.lock\non bt_sock_ioctl to avoid the UAF:\n\nINFO: task kworker/u9:1:121 blocked for more than 30 seconds.\n      Not tainted 6.7.6-lemon #183\nWorkqueue: hci0 hci_rx_work\nCall Trace:\n \u003cTASK\u003e\n __schedule+0x37d/0xa00\n schedule+0x32/0xe0\n __lock_sock+0x68/0xa0\n ? __pfx_autoremove_wake_function+0x10/0x10\n lock_sock_nested+0x43/0x50\n l2cap_sock_recv_cb+0x21/0xa0\n l2cap_recv_frame+0x55b/0x30a0\n ? psi_task_switch+0xeb/0x270\n ? finish_task_switch.isra.0+0x93/0x2a0\n hci_rx_work+0x33a/0x3f0\n process_one_work+0x13a/0x2f0\n worker_thread+0x2f0/0x410\n ? __pfx_worker_thread+0x10/0x10\n kthread+0xe0/0x110\n ? __pfx_kthread+0x10/0x10\n ret_from_fork+0x2c/0x50\n ? __pfx_kthread+0x10/0x10\n ret_from_fork_asm+0x1b/0x30\n \u003c/TASK\u003e"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-05T09:17:37.109Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/cb8adca52f306563d958a863bb0cbae9c184d1ae"
        },
        {
          "url": "https://git.kernel.org/stable/c/64be3c6154886200708da0dfe259705fb992416c"
        },
        {
          "url": "https://git.kernel.org/stable/c/817e8138ce86001b2fa5c63d6ede756e205a01f7"
        },
        {
          "url": "https://git.kernel.org/stable/c/2c9e2df022ef8b9d7fac58a04a2ef4ed25288955"
        },
        {
          "url": "https://git.kernel.org/stable/c/f7b94bdc1ec107c92262716b073b3e816d4784fb"
        }
      ],
      "title": "Bluetooth: af_bluetooth: Fix deadlock",
      "x_generator": {
        "engine": "bippy-9e1c9544281a"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-26886",
    "datePublished": "2024-04-17T10:27:40.941Z",
    "dateReserved": "2024-02-19T14:20:24.185Z",
    "dateUpdated": "2024-11-05T09:17:37.109Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26886\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-17T11:15:10.253\",\"lastModified\":\"2024-04-17T12:48:07.510\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nBluetooth: af_bluetooth: Fix deadlock\\n\\nAttemting to do sock_lock on .recvmsg may cause a deadlock as shown\\nbellow, so instead of using sock_sock this uses sk_receive_queue.lock\\non bt_sock_ioctl to avoid the UAF:\\n\\nINFO: task kworker/u9:1:121 blocked for more than 30 seconds.\\n      Not tainted 6.7.6-lemon #183\\nWorkqueue: hci0 hci_rx_work\\nCall Trace:\\n \u003cTASK\u003e\\n __schedule+0x37d/0xa00\\n schedule+0x32/0xe0\\n __lock_sock+0x68/0xa0\\n ? __pfx_autoremove_wake_function+0x10/0x10\\n lock_sock_nested+0x43/0x50\\n l2cap_sock_recv_cb+0x21/0xa0\\n l2cap_recv_frame+0x55b/0x30a0\\n ? psi_task_switch+0xeb/0x270\\n ? finish_task_switch.isra.0+0x93/0x2a0\\n hci_rx_work+0x33a/0x3f0\\n process_one_work+0x13a/0x2f0\\n worker_thread+0x2f0/0x410\\n ? __pfx_worker_thread+0x10/0x10\\n kthread+0xe0/0x110\\n ? __pfx_kthread+0x10/0x10\\n ret_from_fork+0x2c/0x50\\n ? __pfx_kthread+0x10/0x10\\n ret_from_fork_asm+0x1b/0x30\\n \u003c/TASK\u003e\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: Bluetooth: af_bluetooth: Reparar interbloqueo Intentar ejecutar sock_lock en .recvmsg puede causar un interbloqueo como se muestra a continuaci\u00f3n, por lo que en lugar de usar sock_sock, usa sk_receive_queue.lock en bt_sock_ioctl para evitar el UAF: INFORMACI\u00d3N: tarea kworker/u9:1:121 bloqueada durante m\u00e1s de 30 segundos. No contaminado 6.7.6-lemon #183 Cola de trabajo: hci0 hci_rx_work Seguimiento de llamadas:  __schedule+0x37d/0xa00 Schedule+0x32/0xe0 __lock_sock+0x68/0xa0 ? __pfx_autoremove_wake_function+0x10/0x10 lock_sock_nested+0x43/0x50 l2cap_sock_recv_cb+0x21/0xa0 l2cap_recv_frame+0x55b/0x30a0 ? psi_task_switch+0xeb/0x270? terminar_task_switch.isra.0+0x93/0x2a0 hci_rx_work+0x33a/0x3f0 proceso_one_work+0x13a/0x2f0 trabajador_thread+0x2f0/0x410 ? __pfx_worker_thread+0x10/0x10 kthread+0xe0/0x110 ? __pfx_kthread+0x10/0x10 ret_from_fork+0x2c/0x50 ? __pfx_kthread+0x10/0x10 ret_from_fork_asm+0x1b/0x30 \"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/2c9e2df022ef8b9d7fac58a04a2ef4ed25288955\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/64be3c6154886200708da0dfe259705fb992416c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/817e8138ce86001b2fa5c63d6ede756e205a01f7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/cb8adca52f306563d958a863bb0cbae9c184d1ae\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f7b94bdc1ec107c92262716b073b3e816d4784fb\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.