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ASoC: Intel: avs: Clean up the bus when fetching ML caps fails

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Clean up the bus when fetching ML caps fails snd_hdac_ext_bus_get_ml_capabilities() may fail and its return code shall be checked and accounted for. Address the issue by updating the error-path for avs_pci_probe(). At the same time, if the function in question succeeds but the next part of avs_pci_probe() fails, the hlink list shall be cleaned up before leaving the scope.

Products
Kernel
Affected versions
Not specified
Fixed versions
6.1.189, 6.12.111, 6.18.53, 6.6.158, 7.2.7
CVEs
CVE-2026-98055
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 22:32 UTC · Revision 1

Source evidence

ASoC: Intel: avs: Clean up the bus when fetching ML caps fails

core-osv · Original source

Published 25 Sept 2026, 10:24 UTC

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Clean up the bus when fetching ML caps fails snd_hdac_ext_bus_get_ml_capabilities() may fail and its return code shall be checked and accounted for. Address the issue by updating the error-path for avs_pci_probe(). At the same time, if the function in question succeeds but the next part of avs_pci_probe() fails, the hlink list shall be cleaned up before leaving the scope.

osv:CVE-2026-98055

Kernel

Fixed versions: 6.1.189, 6.6.158, 6.12.111, 6.18.53, 7.2.7

Complete source record
{
  "id": "6b73c8228b7a6d1cecbd895abb367c1eb9336cecef1d5b87cd0b500ebe5f495f",
  "url": "https://osv.dev/vulnerability/CVE-2026-98055",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ASoC: Intel: avs: Clean up the bus when fetching ML caps fails",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Clean up the bus when fetching ML caps fails snd_hdac_ext_bus_get_ml_capabilities() may fail and its return code shall be checked and accounted for. Address the issue by updating the error-path for avs_pci_probe(). At the same time, if the function in question succeeds but the next part of avs_pci_probe() fails, the hlink list shall be cleaned up before leaving the scope.",
    "evidence": "osv:CVE-2026-98055",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.1.189",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.158",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.111",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.18.53",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "7.2.7",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2026-98055",
      "aliases": [
        "CVE-2026-98055"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "1affc44ea5dd554c103e0ce1e809f3aa5d942349"
                },
                {
                  "fixed": "68885c606a6e41dd4d3fe72f11241a6a438246ed"
                },
                {
                  "fixed": "a16ca1987ce8666c13482437db21232d41600e3f"
                },
                {
                  "fixed": "2d96325e8ed97ec70623f788c35cca5d68c34351"
                },
                {
                  "fixed": "498bf26639e99a98e7a3db880a7da8251aaf4289"
                },
                {
                  "fixed": "04447cd14ebcc924f2d745dd33b9506735bda5b4"
                },
                {
                  "fixed": "559ea14b7ae7c7562b48759fa545b64958f35b73"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-98055.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.19.0"
                },
                {
                  "fixed": "6.1.189"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.158"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.111"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.18.53"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.19.0"
                },
                {
                  "fixed": "7.2.7"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-98055.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:31.926201605Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/04447cd14ebcc924f2d745dd33b9506735bda5b4",
        "https://git.kernel.org/stable/c/2d96325e8ed97ec70623f788c35cca5d68c34351",
        "https://git.kernel.org/stable/c/498bf26639e99a98e7a3db880a7da8251aaf4289",
        "https://git.kernel.org/stable/c/559ea14b7ae7c7562b48759fa545b64958f35b73",
        "https://git.kernel.org/stable/c/68885c606a6e41dd4d3fe72f11241a6a438246ed",
        "https://git.kernel.org/stable/c/a16ca1987ce8666c13482437db21232d41600e3f",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/98xxx/CVE-2026-98055.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-98055",
        "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/2026/98xxx/CVE-2026-98055.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-98055",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 499156,
  "published_at": "2026-09-25T10:24:02.308+00:00"
}