{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72245", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-09T03:40:39.914Z", "datePublished": "2026-08-15T05:54:32.611Z", "dateUpdated": "2026-08-17T05:11:03.666Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:11:03.666Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpu: host1x: Fix device reference leak in host1x_device_parse_dt() error path\n\nAfter device_initialize(), the embedded struct device in struct\nhost1x_device should be released through the device core with\nput_device().\n\nIn host1x_device_add(), if host1x_device_parse_dt() fails, the current\nerror path frees the object directly with kfree(device). That bypasses\nthe normal device lifetime handling and leaks the reference held on the\nembedded struct device.\n\nThe issue was identified by a static analysis tool I developed and\nconfirmed by manual review.\n\nFix this by using put_device() in the host1x_device_parse_dt() failure\npath."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/host1x/bus.c"], "versions": [{"version": "f4c5cf88fbd50e4779042268947b2e2f90c20484", "lessThan": "a408d89e20d38d78f540e1951dc4c6056ad662e1", "status": "affected", "versionType": "git"}, {"version": "f4c5cf88fbd50e4779042268947b2e2f90c20484", "lessThan": "4ee41361c637eafa80f5d88b46d0016e6cdb24db", "status": "affected", "versionType": "git"}, {"version": "f4c5cf88fbd50e4779042268947b2e2f90c20484", "lessThan": "3642d0a45214e3b4cf61bf5e75b04b490d0b3519", "status": "affected", "versionType": "git"}, {"version": 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{"bugzilla": {"description": "kernel: gpu: host1x: Fix device reference leak in host1x_device_parse_dt() error path", "id": "2516227", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516227"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-911", "details": ["A flaw was found in the Linux kernel's gpu: host1x subsystem. An error handling path in the host1x_device_parse_dt() function, when called from host1x_device_add(), fails to properly release a device reference. This oversight leads to a device reference leak, which could potentially result in resource exhaustion and a Denial of Service (DoS) over an extended period."], "name": "CVE-2026-72245", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-08-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-72245\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-72245\nhttps://lore.kernel.org/linux-cve-announce/2026081552-CVE-2026-72245-724a@gregkh/T"], "threat_severity": "Low"}

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