FKIE_CVE-2026-45834

Vulnerability from fkie_nvd - Published: 2026-05-26 17:16 - Updated: 2026-06-17 10:52
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_state_change_cb() Add the same NULL guard already present in l2cap_sock_resume_cb() and l2cap_sock_ready_cb().
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0c17c8832562b2aac288e89cefd0f46074f54bcb
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1810e42ff6716f320c7269d5850eca48b07b7427
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1b1c0da227bf63479bac9982fc8d12df9aaea0fb
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2ff1a41a912de8517b4482e946dd951b7d80edbf
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5105f3e6b2df619c635b5f6a49fac131a36c7952
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/85426e97dc72f2088ba6d27e74cd58c3fbd43e31
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a2dcf1a61d056aef15b63c6eae9441344d624389
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c88c185ae0a1067823661b220aeea613df2c127b
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/bluetooth/l2cap_sock.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "1b1c0da227bf63479bac9982fc8d12df9aaea0fb",
              "status": "affected",
              "version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
              "versionType": "git"
            },
            {
              "lessThan": "85426e97dc72f2088ba6d27e74cd58c3fbd43e31",
              "status": "affected",
              "version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
              "versionType": "git"
            },
            {
              "lessThan": "0c17c8832562b2aac288e89cefd0f46074f54bcb",
              "status": "affected",
              "version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
              "versionType": "git"
            },
            {
              "lessThan": "5105f3e6b2df619c635b5f6a49fac131a36c7952",
              "status": "affected",
              "version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
              "versionType": "git"
            },
            {
              "lessThan": "c88c185ae0a1067823661b220aeea613df2c127b",
              "status": "affected",
              "version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
              "versionType": "git"
            },
            {
              "lessThan": "1810e42ff6716f320c7269d5850eca48b07b7427",
              "status": "affected",
              "version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
              "versionType": "git"
            },
            {
              "lessThan": "a2dcf1a61d056aef15b63c6eae9441344d624389",
              "status": "affected",
              "version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
              "versionType": "git"
            },
            {
              "lessThan": "2ff1a41a912de8517b4482e946dd951b7d80edbf",
              "status": "affected",
              "version": "89bc500e41fc5b48e0573e6b0d927fc97b8951dc",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/bluetooth/l2cap_sock.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.1"
            },
            {
              "lessThan": "3.1",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.258",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.209",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.175",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.140",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.88",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.30",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1",
              "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\nBluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_state_change_cb()\n\nAdd the same NULL guard already present in\nl2cap_sock_resume_cb() and l2cap_sock_ready_cb()."
    }
  ],
  "id": "CVE-2026-45834",
  "lastModified": "2026-06-17T10:52:34.607",
  "metrics": {},
  "published": "2026-05-26T17:16:48.073",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/0c17c8832562b2aac288e89cefd0f46074f54bcb"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/1810e42ff6716f320c7269d5850eca48b07b7427"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/1b1c0da227bf63479bac9982fc8d12df9aaea0fb"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2ff1a41a912de8517b4482e946dd951b7d80edbf"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/5105f3e6b2df619c635b5f6a49fac131a36c7952"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/85426e97dc72f2088ba6d27e74cd58c3fbd43e31"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/a2dcf1a61d056aef15b63c6eae9441344d624389"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/c88c185ae0a1067823661b220aeea613df2c127b"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}


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