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CVE-2026-98293 affecting package kernel 6.6.157.1-1

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix parent socket leak in iso_conn_ready() iso_get_sock() returns the parent socket with a reference held, which is dropped by sock_put() once the child socket has been set up. The error path taken when iso_sock_alloc() fails only calls release_sock() and returns, leaking the reference and thus the parent socket itself. Drop the reference on that path as well.

Products
kernel
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-98293
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 17:42 UTC · Revision 1

Source evidence

CVE-2026-98293 affecting package kernel 6.6.157.1-1

core-osv · Original source

Published 6 Oct 2026, 09:18 UTC

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix parent socket leak in iso_conn_ready() iso_get_sock() returns the parent socket with a reference held, which is dropped by sock_put() once the child socket has been set up. The error path taken when iso_sock_alloc() fails only calls release_sock() and returns, leaking the reference and thus the parent socket itself. Drop the reference on that path as well.

osv:AZL-106401

kernel

Fixed versions: Not specified

Complete source record
{
  "id": "a796453cbb51b648d0b1e713dd9f54442ee662af551f8be3b19abd4c18c7ccf1",
  "url": "https://osv.dev/vulnerability/AZL-106401",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-98293 affecting package kernel 6.6.157.1-1",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix parent socket leak in iso_conn_ready() iso_get_sock() returns the parent socket with a reference held, which is dropped by sock_put() once the child socket has been set up. The error path taken when iso_sock_alloc() fails only calls release_sock() and returns, leaking the reference and thus the parent socket itself. Drop the reference on that path as well.",
    "evidence": "osv:AZL-106401",
    "products": [
      {
        "name": {
          "value": "kernel",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "AZL-106401",
      "aliases": [
        "AZL-106401"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "6.6.157.1-1"
                }
              ]
            }
          ],
          "package": {
            "name": "kernel",
            "purl": "pkg:rpm/azure-linux/kernel",
            "ecosystem": "Azure Linux:3"
          },
          "database_specific": {
            "source": "https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-106401.json"
          }
        }
      ],
      "modified": "2026-10-22T05:35:55Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-98293"
      ],
      "references": [
        "https://nvd.nist.gov/vuln/detail/CVE-2026-98293"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-98293",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 404443,
  "published_at": "2026-10-06T09:18:19+00:00"
}