{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2020-36784", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-26T17:07:27.435Z", "datePublished": "2024-02-28T08:13:05.418Z", "dateUpdated": "2026-05-11T13:42:50.017Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:42:50.017Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: cadence: fix reference leak when pm_runtime_get_sync fails\n\nThe PM reference count is not expected to be incremented on\nreturn in functions cdns_i2c_master_xfer and cdns_reg_slave.\n\nHowever, pm_runtime_get_sync will increment pm usage counter\neven failed. Forgetting to putting operation will result in a\nreference leak here.\n\nReplace it with pm_runtime_resume_and_get to keep usage\ncounter balanced." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/i2c/busses/i2c-cadence.c" ], "versions": [ { "version": "7fa32329ca03148fb2c07b4ef3247b8fc0488d6a", "lessThan": "30410519328c94367e561fd878e5f0d3a0303585", "status": "affected", "versionType": "git" }, { "version": "7fa32329ca03148fb2c07b4ef3247b8fc0488d6a", "lessThan": "d57ff04e0ed6f3be1682ae861ead33f879225e07", "status": "affected", "versionType": "git" }, { "version": "7fa32329ca03148fb2c07b4ef3247b8fc0488d6a", "lessThan": "a45fc41beed8e0fe31864619c34aa00797fb60c1", "status": "affected", "versionType": "git" }, { "version": "7fa32329ca03148fb2c07b4ef3247b8fc0488d6a", "lessThan": "23ceb8462dc6f4b4decdb5536a7e5fc477cdf0b6", "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/i2c/busses/i2c-cadence.c" ], "versions": [ { "version": "4.5", "status": "affected" }, { "version": "0", "lessThan": "4.5", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.37", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.11.21", "lessThanOrEqual": "5.11.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.12.4", "lessThanOrEqual": "5.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.13", "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": "4.5", "versionEndExcluding": "5.10.37" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.5", "versionEndExcluding": "5.11.21" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.5", "versionEndExcluding": "5.12.4" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.5", "versionEndExcluding": "5.13" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/30410519328c94367e561fd878e5f0d3a0303585" }, { "url": "https://git.kernel.org/stable/c/d57ff04e0ed6f3be1682ae861ead33f879225e07" }, { "url": "https://git.kernel.org/stable/c/a45fc41beed8e0fe31864619c34aa00797fb60c1" }, { "url": "https://git.kernel.org/stable/c/23ceb8462dc6f4b4decdb5536a7e5fc477cdf0b6" } ], "title": "i2c: cadence: fix reference leak when pm_runtime_get_sync fails", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T17:37:07.220Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/30410519328c94367e561fd878e5f0d3a0303585", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/d57ff04e0ed6f3be1682ae861ead33f879225e07", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/a45fc41beed8e0fe31864619c34aa00797fb60c1", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/23ceb8462dc6f4b4decdb5536a7e5fc477cdf0b6", "tags": [ "x_transferred" ] } ] }, { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2020-36784", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-09-10T16:01:21.710777Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:33:42.628Z" } } ] } }