{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-89944", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-11T19:38:34.777Z", "datePublished": "2026-09-16T10:32:31.253Z", "dateUpdated": "2026-09-16T10:32:31.253Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-09-16T10:32:31.253Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: hdac_hda: Fix hlink refcount leak on component registration failure\n\nhdac_hda_dev_probe() gets the HDA link with snd_hdac_ext_bus_link_get()\nbefore registering the ASoC component. If component registration fails,\nthe function returns without dropping the link reference.\n\nAlways call snd_hdac_ext_bus_link_put() after the registration attempt so\nthe reference taken during probe is balanced on both success and failure."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/soc/codecs/hdac_hda.c"], "versions": [{"version": "6bae5ea9498926440ffc883f3dbceb0adc65e492", "lessThan": "7eef9ae3b4ef782557526dd8ba0c206f028d8c2f", "status": "affected", "versionType": "git"}, {"version": "6bae5ea9498926440ffc883f3dbceb0adc65e492", "lessThan": "e8ea01a0457080b0cc7c69c430c0ab65d84dc377", "status": "affected", "versionType": "git"}, {"version": "6bae5ea9498926440ffc883f3dbceb0adc65e492", "lessThan": "cb6b0b1a9d5a61ef841739d42c6211094e9c8e2c", "status": "affected", "versionType": "git"}, {"version": "6bae5ea9498926440ffc883f3dbceb0adc65e492", "lessThan": "6ad4892c4f5cb437a928a02f5b7d37d496aa9268", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/soc/codecs/hdac_hda.c"], "versions": [{"version": "4.20", "status": "affected"}, {"version": "0", "lessThan": "4.20", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.110", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.51", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.5", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3-rc1", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.20", "versionEndExcluding": "6.12.110"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.20", "versionEndExcluding": "6.18.51"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.20", "versionEndExcluding": "7.2.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.20", "versionEndExcluding": "7.3-rc1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/7eef9ae3b4ef782557526dd8ba0c206f028d8c2f"}, {"url": "https://git.kernel.org/stable/c/e8ea01a0457080b0cc7c69c430c0ab65d84dc377"}, {"url": "https://git.kernel.org/stable/c/cb6b0b1a9d5a61ef841739d42c6211094e9c8e2c"}, {"url": "https://git.kernel.org/stable/c/6ad4892c4f5cb437a928a02f5b7d37d496aa9268"}], "title": "ASoC: hdac_hda: Fix hlink refcount leak on component registration failure", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["sound/soc/codecs/hdac_hda.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "7eef9ae3b4ef782557526dd8ba0c206f028d8c2f", "status": "affected", "version": "6bae5ea9498926440ffc883f3dbceb0adc65e492", "versionType": "git"}, {"lessThan": "e8ea01a0457080b0cc7c69c430c0ab65d84dc377", "status": "affected", "version": "6bae5ea9498926440ffc883f3dbceb0adc65e492", "versionType": "git"}, {"lessThan": "cb6b0b1a9d5a61ef841739d42c6211094e9c8e2c", "status": "affected", "version": "6bae5ea9498926440ffc883f3dbceb0adc65e492", "versionType": "git"}, {"lessThan": "6ad4892c4f5cb437a928a02f5b7d37d496aa9268", "status": "affected", "version": "6bae5ea9498926440ffc883f3dbceb0adc65e492", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["sound/soc/codecs/hdac_hda.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "4.20"}, {"lessThan": "4.20", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.110", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.51", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.5", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3-rc1", "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\nASoC: hdac_hda: Fix hlink refcount leak on component registration failure\n\nhdac_hda_dev_probe() gets the HDA link with snd_hdac_ext_bus_link_get()\nbefore registering the ASoC component. If component registration fails,\nthe function returns without dropping the link reference.\n\nAlways call snd_hdac_ext_bus_link_put() after the registration attempt so\nthe reference taken during probe is balanced on both success and failure."}], "id": "CVE-2026-89944", "lastModified": "2026-09-16T11:17:04.217", "metrics": {}, "published": "2026-09-16T11:17:04.217", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6ad4892c4f5cb437a928a02f5b7d37d496aa9268"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7eef9ae3b4ef782557526dd8ba0c206f028d8c2f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/cb6b0b1a9d5a61ef841739d42c6211094e9c8e2c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e8ea01a0457080b0cc7c69c430c0ab65d84dc377"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6bae5ea9498926440ffc883f3dbceb0adc65e492,7eef9ae3b4ef782557526dd8ba0c206f028d8c2f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6bae5ea9498926440ffc883f3dbceb0adc65e492,e8ea01a0457080b0cc7c69c430c0ab65d84dc377)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6bae5ea9498926440ffc883f3dbceb0adc65e492,cb6b0b1a9d5a61ef841739d42c6211094e9c8e2c)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[6bae5ea9498926440ffc883f3dbceb0adc65e492,6ad4892c4f5cb437a928a02f5b7d37d496aa9268)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "4.20"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,4.20)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.110,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.51,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.5,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.3-rc1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-09-17T11:15:07.408013+00:00", "updated": "2026-09-17T11:15:07.408078+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}