CVE-2021-0512

{"containers": {"cna": {"affected": [{"product": "Android", "vendor": "n/a", "versions": [{"status": "affected", "version": "Android kernel"}]}], "descriptions": [{"lang": "en", "value": "In __hidinput_change_resolution_multipliers of hid-input.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-173843328References: Upstream kernel"}], "problemTypes": [{"descriptions": [{"description": "Elevation of privilege", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-06-21T16:01:27.000Z", "orgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "shortName": "google_android"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://source.android.com/security/bulletin/2021-06-01"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@android.com", "ID": "CVE-2021-0512", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Android", "version": {"version_data": [{"version_value": "Android kernel"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In __hidinput_change_resolution_multipliers of hid-input.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-173843328References: Upstream kernel"}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Elevation of privilege"}]}]}, "references": {"reference_data": [{"name": "https://source.android.com/security/bulletin/2021-06-01", "refsource": "MISC", "url": "https://source.android.com/security/bulletin/2021-06-01"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T15:40:01.188Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://source.android.com/security/bulletin/2021-06-01"}]}]}, "cveMetadata": {"assignerOrgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "assignerShortName": "google_android", "cveId": "CVE-2021-0512", "datePublished": "2021-06-21T16:01:27.000Z", "dateReserved": "2020-11-06T00:00:00.000Z", "dateUpdated": "2024-08-03T15:40:01.188Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Android", "vendor": "n/a", "versions": [{"status": "affected", "version": "Android kernel"}]}], "source": "security@android.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:google:android:-:*:*:*:*:*:*:*", "matchCriteriaId": "F8B9FEC8-73B6-43B8-B24E-1F7C20D91D26", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In __hidinput_change_resolution_multipliers of hid-input.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-173843328References: Upstream kernel"}, {"lang": "es", "value": "En la funci\u00f3n __hidinput_change_resolution_multipliers del archivo hid-input.c, se presenta una posible escritura fuera de l\u00edmites debido a un desbordamiento del b\u00fafer de la pila. Esto podr\u00eda conllevar a una escalada de privilegios local sin ser necesarios privilegios de ejecuci\u00f3n adicionales. No es requerida una interacci\u00f3n del usuario para su explotaci\u00f3n. Producto: Android, Versiones: Android kernel, ID de Android: A-173843328, Referencias: Kernel ascendente"}], "id": "CVE-2021-0512", "lastModified": "2026-06-17T03:30:13.677", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-21T17:15:08.477", "references": [{"source": "security@android.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://source.android.com/security/bulletin/2021-06-01"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://source.android.com/security/bulletin/2021-06-01"}], "sourceIdentifier": "security@android.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2021:4088", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-305.25.1.rt7.97.el8_4", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-11-02T00:00:00Z"}, {"advisory": "RHSA-2021:4056", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-305.25.1.el8_4", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-11-02T00:00:00Z"}, {"advisory": "RHSA-2021:4122", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-11-03T00:00:00Z"}, {"advisory": "RHSA-2021:3445", "cpe": "cpe:/a:redhat:rhel_eus:8.2::nfv", "package": "kernel-rt-0:4.18.0-193.65.2.rt13.117.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Extended Update Support", "release_date": "2021-09-07T00:00:00Z"}, {"advisory": "RHSA-2021:3443", "cpe": "cpe:/o:redhat:rhel_eus:8.2", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 8.2 Extended Update Support", "release_date": "2021-09-07T00:00:00Z"}, {"advisory": "RHSA-2021:3446", "cpe": "cpe:/o:redhat:rhel_eus:8.2", "package": "kernel-0:4.18.0-193.65.2.el8_2", "product_name": "Red Hat Enterprise Linux 8.2 Extended Update Support", "release_date": "2021-09-07T00:00:00Z"}, {"advisory": "RHSA-2021:4750", "cpe": "cpe:/o:redhat:rhev_hypervisor:4.4::el8", "package": "redhat-virtualization-host-0:4.4.9-202111172338_8.5", "product_name": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 8", "release_date": "2021-11-19T00:00:00Z"}], "bugzilla": {"description": "kernel: out-of-bounds write due to a heap buffer overflow in __hidinput_change_resolution_multipliers() of hid-input.c", "id": "1974491", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1974491"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-120->CWE-787", "details": ["In __hidinput_change_resolution_multipliers of hid-input.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-173843328References: Upstream kernel", "A flaw out of bounds memory write in the Linux kernel HID subsystem was found in the way user attach USB or other HID device that generates incorrect data inside HID report field. A local user could use this flaw to crash the system or possibly escalate their privileges on the system."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2021-0512", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "impact": "moderate", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "impact": "moderate", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "impact": "moderate", "package_name": "kernel-alt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "impact": "moderate", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2021-06-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-0512\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-0512\nhttps://lore.kernel.org/lkml/20210301161013.666159680@linuxfoundation.org/"], "statement": "For Red Hat Enterprise Linux 7 only out of bounds memory read possible instead of write and no code that depends on this memory read, so considering the impact Moderate instead of Important. Both this has very low chances of being exploited in the wild: attacker either need to physically plug a malicious device in a USB port or attacker would have to use uhid or any other virtual USB implementation, meaning that likely already have root access be able to trigger that.", "threat_severity": "Important"}

{}