{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2020-36779", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-26T17:07:27.434Z", "datePublished": "2024-02-28T08:13:02.220Z", "dateUpdated": "2025-05-04T06:58:47.065Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T06:58:47.065Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: stm32f7: fix reference leak when pm_runtime_get_sync fails\n\nThe PM reference count is not expected to be incremented on\nreturn in these stm32f7_i2c_xx serious functions.\n\nHowever, pm_runtime_get_sync will increment the PM reference\ncount even failed. Forgetting to putting operation will result\nin a reference 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-stm32f7.c"], "versions": [{"version": "ea6dd25deeb5b797a145be7f860e3085e7d104c3", "lessThan": "c323b270a52a26aa8038a4d1fd9a850904a41166", "status": "affected", "versionType": "git"}, {"version": "ea6dd25deeb5b797a145be7f860e3085e7d104c3", "lessThan": "d791b90f5c5e5aa8ccf9e33386c16bd2b7e333a4", "status": "affected", "versionType": "git"}, {"version": "ea6dd25deeb5b797a145be7f860e3085e7d104c3", "lessThan": "c7ea772c9fcf711ed566814b92eecaffc0e2bfd0", "status": "affected", "versionType": "git"}, {"version": "ea6dd25deeb5b797a145be7f860e3085e7d104c3", "lessThan": "2c662660ce2bd3b09dae21a9a9ac9395e1e6c00b", "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-stm32f7.c"], "versions": [{"version": "5.6", "status": "affected"}, {"version": "0", "lessThan": "5.6", "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": "5.6", "versionEndExcluding": "5.10.37"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "5.11.21"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "5.12.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.6", "versionEndExcluding": "5.13"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/c323b270a52a26aa8038a4d1fd9a850904a41166"}, {"url": "https://git.kernel.org/stable/c/d791b90f5c5e5aa8ccf9e33386c16bd2b7e333a4"}, {"url": "https://git.kernel.org/stable/c/c7ea772c9fcf711ed566814b92eecaffc0e2bfd0"}, {"url": "https://git.kernel.org/stable/c/2c662660ce2bd3b09dae21a9a9ac9395e1e6c00b"}], "title": "i2c: stm32f7: fix reference leak when pm_runtime_get_sync fails", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-06-21T16:27:26.284487Z", "id": "CVE-2020-36779", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-21T16:27:34.650Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T17:37:07.416Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/c323b270a52a26aa8038a4d1fd9a850904a41166", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/d791b90f5c5e5aa8ccf9e33386c16bd2b7e333a4", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/c7ea772c9fcf711ed566814b92eecaffc0e2bfd0", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/2c662660ce2bd3b09dae21a9a9ac9395e1e6c00b", "tags": ["x_transferred"]}]}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/c323b270a52a26aa8038a4d1fd9a850904a41166", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/d791b90f5c5e5aa8ccf9e33386c16bd2b7e333a4", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/c7ea772c9fcf711ed566814b92eecaffc0e2bfd0", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/2c662660ce2bd3b09dae21a9a9ac9395e1e6c00b", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T17:37:07.416Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2020-36779", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-06-21T16:27:26.284487Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-21T16:27:31.248Z"}}], "cna": {"title": "i2c: stm32f7: fix reference leak when pm_runtime_get_sync fails", "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "ea6dd25deeb5b797a145be7f860e3085e7d104c3", "lessThan": "c323b270a52a26aa8038a4d1fd9a850904a41166", "versionType": "git"}, {"status": "affected", "version": "ea6dd25deeb5b797a145be7f860e3085e7d104c3", "lessThan": "d791b90f5c5e5aa8ccf9e33386c16bd2b7e333a4", "versionType": "git"}, {"status": "affected", "version": "ea6dd25deeb5b797a145be7f860e3085e7d104c3", "lessThan": "c7ea772c9fcf711ed566814b92eecaffc0e2bfd0", "versionType": "git"}, {"status": "affected", "version": "ea6dd25deeb5b797a145be7f860e3085e7d104c3", "lessThan": "2c662660ce2bd3b09dae21a9a9ac9395e1e6c00b", "versionType": "git"}], "programFiles": ["drivers/i2c/busses/i2c-stm32f7.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5.6"}, {"status": "unaffected", "version": "0", "lessThan": "5.6", "versionType": "semver"}, {"status": "unaffected", "version": "5.10.37", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.11.21", "versionType": "semver", "lessThanOrEqual": "5.11.*"}, {"status": "unaffected", "version": "5.12.4", "versionType": "semver", "lessThanOrEqual": "5.12.*"}, {"status": "unaffected", "version": "5.13", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/i2c/busses/i2c-stm32f7.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/c323b270a52a26aa8038a4d1fd9a850904a41166"}, {"url": "https://git.kernel.org/stable/c/d791b90f5c5e5aa8ccf9e33386c16bd2b7e333a4"}, {"url": "https://git.kernel.org/stable/c/c7ea772c9fcf711ed566814b92eecaffc0e2bfd0"}, {"url": "https://git.kernel.org/stable/c/2c662660ce2bd3b09dae21a9a9ac9395e1e6c00b"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: stm32f7: fix reference leak when pm_runtime_get_sync fails\n\nThe PM reference count is not expected to be incremented on\nreturn in these stm32f7_i2c_xx serious functions.\n\nHowever, pm_runtime_get_sync will increment the PM reference\ncount even failed. Forgetting to putting operation will result\nin a reference leak here.\n\nReplace it with pm_runtime_resume_and_get to keep usage\ncounter balanced."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.37", "versionStartIncluding": "5.6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.11.21", "versionStartIncluding": "5.6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.12.4", "versionStartIncluding": "5.6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.13", "versionStartIncluding": "5.6"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T06:58:47.065Z"}}}, "cveMetadata": {"cveId": "CVE-2020-36779", "state": "PUBLISHED", "dateUpdated": "2025-05-04T06:58:47.065Z", "dateReserved": "2024-02-26T17:07:27.434Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-02-28T08:13:02.220Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8DAB7F83-8B24-421D-A7BE-C8380EDFC077", "versionEndExcluding": "5.10.37", "versionStartIncluding": "5.6", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8CBB94EC-EC33-4464-99C5-03E5542715F0", "versionEndExcluding": "5.11.21", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D8C7052F-1B7B-4327-9C2B-84EBF3243838", "versionEndExcluding": "5.12.4", "versionStartIncluding": "5.12", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: stm32f7: fix reference leak when pm_runtime_get_sync fails\n\nThe PM reference count is not expected to be incremented on\nreturn in these stm32f7_i2c_xx serious functions.\n\nHowever, pm_runtime_get_sync will increment the PM reference\ncount even failed. Forgetting to putting operation will result\nin a reference leak here.\n\nReplace it with pm_runtime_resume_and_get to keep usage\ncounter balanced."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: i2c: stm32f7: corrige la fuga de referencia cuando falla pm_runtime_get_sync No se espera que el recuento de referencias de PM aumente al regresar en estas funciones serias stm32f7_i2c_xx. Sin embargo, pm_runtime_get_sync incrementar\u00e1 el recuento de referencias de PM incluso si falla. Olvidarse de poner en funcionamiento resultar\u00e1 en una fuga de referencia aqu\u00ed. Reempl\u00e1celo con pm_runtime_resume_and_get para mantener el contador de uso equilibrado."}], "id": "CVE-2020-36779", "lastModified": "2024-12-06T16:14:26.157", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-02-28T09:15:36.617", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2c662660ce2bd3b09dae21a9a9ac9395e1e6c00b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c323b270a52a26aa8038a4d1fd9a850904a41166"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c7ea772c9fcf711ed566814b92eecaffc0e2bfd0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d791b90f5c5e5aa8ccf9e33386c16bd2b7e333a4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2c662660ce2bd3b09dae21a9a9ac9395e1e6c00b"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c323b270a52a26aa8038a4d1fd9a850904a41166"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c7ea772c9fcf711ed566814b92eecaffc0e2bfd0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d791b90f5c5e5aa8ccf9e33386c16bd2b7e333a4"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: i2c: stm32f7: fix reference leak when pm_runtime_get_sync fails", "id": "2266942", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2266942"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-402", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ni2c: stm32f7: fix reference leak when pm_runtime_get_sync fails\nThe PM reference count is not expected to be incremented on\nreturn in these stm32f7_i2c_xx serious functions.\nHowever, pm_runtime_get_sync will increment the PM reference\ncount even failed. Forgetting to putting operation will result\nin a reference leak here.\nReplace it with pm_runtime_resume_and_get to keep usage\ncounter balanced."], "name": "CVE-2020-36779", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-02-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-36779\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-36779\nhttps://lore.kernel.org/linux-cve-announce/2024022819-CVE-2020-36779-9f1e@gregkh/T/#u"], "threat_severity": "Low"}

{}