{"id":"CVE-2026-23091","revision":null,"records":[{"revision":"edd3b8ec17c54c6aa769b4583139a298","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-23091","aliases":[],"title":"intel_th: fix device leak on output open()","description":"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().","state":0,"publishedAt":"2026-02-04T16:08:14.295+00:00","modifiedAt":"2026-10-19T18:25:30.355+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/hwtracing/intel_th/core.c\"\n ],\n \"versions\": [\n {\n \"version\": \"39f4034693b7c7bd1fe4cb58c93259d600f55561\",\n \"lessThan\": \"af4b9467296b9a16ebc008147238070236982b6d\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"39f4034693b7c7bd1fe4cb58c93259d600f55561\",\n \"lessThan\": \"64015cbf06e8bb75b81ae95b997e847b55280f7f\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"39f4034693b7c7bd1fe4cb58c93259d600f55561\",\n \"lessThan\": \"b71e64ef7ff9443835d1333e3e80ab1e49e5209f\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"39f4034693b7c7bd1fe4cb58c93259d600f55561\",\n \"lessThan\": \"bf7785434b5d05d940d936b78925080950bd54dd\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"39f4034693b7c7bd1fe4cb58c93259d600f55561\",\n \"lessThan\": \"0fca16c5591534cc1fec8b6181277ee3a3d0f26c\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"39f4034693b7c7bd1fe4cb58c93259d600f55561\",\n \"lessThan\": \"f9b059bda4276f2bb72cb98ec7875a747f042ea2\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"39f4034693b7c7bd1fe4cb58c93259d600f55561\",\n \"lessThan\": \"95fc36a234da24bbc5f476f8104a5a15f99ed3e3\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/hwtracing/intel_th/core.c\"\n ],\n \"versions\": [\n {\n \"version\": \"4.4\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"4.4\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.249\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.199\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.162\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.122\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.12.68\",\n \"lessThanOrEqual\": \"6.12.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.18.8\",\n \"lessThanOrEqual\": \"6.18.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.19\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/af4b9467296b9a16ebc008147238070236982b6d","https://git.kernel.org/stable/c/64015cbf06e8bb75b81ae95b997e847b55280f7f","https://git.kernel.org/stable/c/b71e64ef7ff9443835d1333e3e80ab1e49e5209f","https://git.kernel.org/stable/c/bf7785434b5d05d940d936b78925080950bd54dd","https://git.kernel.org/stable/c/0fca16c5591534cc1fec8b6181277ee3a3d0f26c","https://git.kernel.org/stable/c/f9b059bda4276f2bb72cb98ec7875a747f042ea2","https://git.kernel.org/stable/c/95fc36a234da24bbc5f476f8104a5a15f99ed3e3"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-23091","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-23091","identifiers":["CVE-2026-23091"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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