{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2020-36777", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-26T17:07:27.434Z", "datePublished": "2024-02-27T18:40:26.245Z", "dateUpdated": "2024-07-05T17:22:13.278Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-05-29T04:58:22.116Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: dvbdev: Fix memory leak in dvb_media_device_free()\n\ndvb_media_device_free() is leaking memory. Free `dvbdev->adapter->conn`\nbefore setting it to NULL, as documented in include/media/media-device.h:\n\"The media_entity instance itself must be freed explicitly by the driver\nif required.\""}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/dvb-core/dvbdev.c"], "versions": [{"version": "0230d60e4661", "lessThan": "06854b943e05", "status": "affected", "versionType": "git"}, {"version": "0230d60e4661", "lessThan": "32168ca1f123", "status": "affected", "versionType": "git"}, {"version": "0230d60e4661", "lessThan": "cd89f79be5d5", "status": "affected", "versionType": "git"}, {"version": "0230d60e4661", "lessThan": "9185b3b1c143", "status": "affected", "versionType": "git"}, {"version": "0230d60e4661", "lessThan": "43263fd43083", "status": "affected", "versionType": "git"}, {"version": "0230d60e4661", "lessThan": "9ad15e214fcd", "status": "affected", "versionType": "git"}, {"version": "0230d60e4661", "lessThan": "cede24d13be6", "status": "affected", "versionType": "git"}, {"version": "0230d60e4661", "lessThan": "bf9a40ae8d72", "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/media/dvb-core/dvbdev.c"], "versions": [{"version": "4.5", "status": "affected"}, {"version": "0", "lessThan": "4.5", "status": "unaffected", "versionType": "custom"}, {"version": "4.9.269", "lessThanOrEqual": "4.9.*", "status": "unaffected", "versionType": "custom"}, {"version": "4.14.233", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "custom"}, {"version": "4.19.191", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.4.118", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.10.36", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.11.20", "lessThanOrEqual": "5.11.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.12.3", "lessThanOrEqual": "5.12.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.13", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/06854b943e0571ccbd7ad0a529babed1a98ff275"}, {"url": "https://git.kernel.org/stable/c/32168ca1f123316848fffb85d059860adf3c409f"}, {"url": "https://git.kernel.org/stable/c/cd89f79be5d553c78202f686e8e4caa5fbe94e98"}, {"url": "https://git.kernel.org/stable/c/9185b3b1c143b8da409c19ac5a785aa18d67a81b"}, {"url": "https://git.kernel.org/stable/c/43263fd43083e412311fa764cd04a727b0c6a749"}, {"url": "https://git.kernel.org/stable/c/9ad15e214fcd73694ea51967d86055f47b802066"}, {"url": "https://git.kernel.org/stable/c/cede24d13be6c2a62be6d7ceea63c2719b0cfa82"}, {"url": "https://git.kernel.org/stable/c/bf9a40ae8d722f281a2721779595d6df1c33a0bf"}], "title": "media: dvbdev: Fix memory leak in dvb_media_device_free()", "x_generator": {"engine": "bippy-a5840b7849dd"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2020-36777", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-03-11T16:40:26.925342Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-05T17:22:13.278Z"}}]}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8413F613-F1EE-430D-9972-52EEF6C49672", "versionEndExcluding": "4.9.269", "versionStartIncluding": "4.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "20505383-2EB8-41EF-A91B-F185B4FB81DF", "versionEndExcluding": "4.14.233", "versionStartIncluding": "4.10.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B7281E1E-A00B-49C0-A849-9CE1CE780227", "versionEndExcluding": "4.19.191", "versionStartIncluding": "4.15.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "5670AEA3-082C-42D6-A067-CD9ECED4B84B", "versionEndExcluding": "5.4.118", "versionStartIncluding": "4.20.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C7148769-B830-4B8F-986F-E0C85A19FC7F", "versionEndExcluding": "5.10.36", "versionStartIncluding": "5.5.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "EFB425F0-C28C-4B44-8B4C-AD512AA832DE", "versionEndExcluding": "5.11.20", "versionStartIncluding": "5.11.0", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C3814FA3-8141-4313-A852-8C4212BE12AD", "versionEndExcluding": "5.12.3", "versionStartIncluding": "5.12.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: dvbdev: Fix memory leak in dvb_media_device_free()\n\ndvb_media_device_free() is leaking memory. Free `dvbdev->adapter->conn`\nbefore setting it to NULL, as documented in include/media/media-device.h:\n\"The media_entity instance itself must be freed explicitly by the driver\nif required.\""}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: medios: dvbdev: corrige la p\u00e9rdida de memoria en dvb_media_device_free() dvb_media_device_free() est\u00e1 perdiendo memoria. Libere `dvbdev->adapter->conn` antes de configurarlo en NULL, como se documenta en include/media/media-device.h: \"La instancia media_entity debe ser liberada expl\u00edcitamente por el controlador si es necesario\"."}], "id": "CVE-2020-36777", "lastModified": "2024-04-10T19:32:09.210", "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": "2024-02-27T19:04:05.760", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/06854b943e0571ccbd7ad0a529babed1a98ff275"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/32168ca1f123316848fffb85d059860adf3c409f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/43263fd43083e412311fa764cd04a727b0c6a749"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9185b3b1c143b8da409c19ac5a785aa18d67a81b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9ad15e214fcd73694ea51967d86055f47b802066"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bf9a40ae8d722f281a2721779595d6df1c33a0bf"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/cd89f79be5d553c78202f686e8e4caa5fbe94e98"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/cede24d13be6c2a62be6d7ceea63c2719b0cfa82"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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