{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23091", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:45.962Z", "datePublished": "2026-02-04T16:08:14.295Z", "dateUpdated": "2026-02-04T16:08:14.295Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-02-04T16:08:14.295Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nintel_th: fix device leak on output open()\n\nMake sure to drop the reference taken when looking up the th device\nduring output device open() on errors and on close().\n\nNote that a recent commit fixed the leak in a couple of open() error\npaths but not all of them, and the reference is still leaking on\nsuccessful open()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/hwtracing/intel_th/core.c"], "versions": [{"version": "39f4034693b7c7bd1fe4cb58c93259d600f55561", "lessThan": "bf7785434b5d05d940d936b78925080950bd54dd", "status": "affected", "versionType": "git"}, {"version": "39f4034693b7c7bd1fe4cb58c93259d600f55561", "lessThan": "0fca16c5591534cc1fec8b6181277ee3a3d0f26c", "status": "affected", "versionType": "git"}, {"version": "39f4034693b7c7bd1fe4cb58c93259d600f55561", "lessThan": "f9b059bda4276f2bb72cb98ec7875a747f042ea2", "status": "affected", "versionType": "git"}, {"version": "39f4034693b7c7bd1fe4cb58c93259d600f55561", "lessThan": "95fc36a234da24bbc5f476f8104a5a15f99ed3e3", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/hwtracing/intel_th/core.c"], "versions": [{"version": "4.4", "status": "affected"}, {"version": "0", "lessThan": "4.4", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.122", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.68", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.8", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19-rc7", "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": "4.4", "versionEndExcluding": "6.6.122"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "6.12.68"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "6.18.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4", "versionEndExcluding": "6.19-rc7"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/bf7785434b5d05d940d936b78925080950bd54dd"}, {"url": "https://git.kernel.org/stable/c/0fca16c5591534cc1fec8b6181277ee3a3d0f26c"}, {"url": "https://git.kernel.org/stable/c/f9b059bda4276f2bb72cb98ec7875a747f042ea2"}, {"url": "https://git.kernel.org/stable/c/95fc36a234da24bbc5f476f8104a5a15f99ed3e3"}], "title": "intel_th: fix device leak on output open()", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nintel_th: fix device leak on output open()\n\nMake sure to drop the reference taken when looking up the th device\nduring output device open() on errors and on close().\n\nNote that a recent commit fixed the leak in a couple of open() error\npaths but not all of them, and the reference is still leaking on\nsuccessful open()."}], "id": "CVE-2026-23091", "lastModified": "2026-02-04T17:16:19.980", "metrics": {}, "published": "2026-02-04T17:16:19.980", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0fca16c5591534cc1fec8b6181277ee3a3d0f26c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/95fc36a234da24bbc5f476f8104a5a15f99ed3e3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bf7785434b5d05d940d936b78925080950bd54dd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f9b059bda4276f2bb72cb98ec7875a747f042ea2"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

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{}