CVE-2023-21255

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-21255", "assignerOrgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "state": "PUBLISHED", "assignerShortName": "google_android", "dateReserved": "2022-11-03T22:37:50.653Z", "datePublished": "2023-07-12T23:33:00.244Z", "dateUpdated": "2025-02-13T16:40:10.760Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Android", "vendor": "Google", "versions": [{"status": "affected", "version": "Android kernel"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>In multiple functions of binder.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.</p>"}], "value": "In multiple functions of binder.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation."}], "problemTypes": [{"descriptions": [{"description": "Elevation of privilege", "lang": "en"}]}], "providerMetadata": {"orgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "shortName": "google_android", "dateUpdated": "2024-01-19T16:06:47.961Z"}, "references": [{"url": "https://android.googlesource.com/kernel/common/+/1ca1130ec62d"}, {"url": "https://source.android.com/security/bulletin/2023-07-01"}, {"url": "https://www.debian.org/security/2023/dsa-5480"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html"}, {"url": "https://security.netapp.com/advisory/ntap-20240119-0010/"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T09:28:26.239Z"}, "title": "CVE Program Container", "references": [{"url": "https://android.googlesource.com/kernel/common/+/1ca1130ec62d", "tags": ["x_transferred"]}, {"url": "https://source.android.com/security/bulletin/2023-07-01", "tags": ["x_transferred"]}, {"url": "https://www.debian.org/security/2023/dsa-5480", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html", "tags": ["x_transferred"]}, {"url": "https://security.netapp.com/advisory/ntap-20240119-0010/", "tags": ["x_transferred"]}]}]}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Android", "vendor": "Google", "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"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true}, {"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In multiple functions of binder.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation."}], "id": "CVE-2023-21255", "lastModified": "2026-06-17T05:32:11.250", "metrics": {"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": "2023-07-13T00:15:24.053", "references": [{"source": "security@android.com", "tags": ["Patch"], "url": "https://android.googlesource.com/kernel/common/+/1ca1130ec62d"}, {"source": "security@android.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html"}, {"source": "security@android.com", "url": "https://security.netapp.com/advisory/ntap-20240119-0010/"}, {"source": "security@android.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://source.android.com/security/bulletin/2023-07-01"}, {"source": "security@android.com", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2023/dsa-5480"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://android.googlesource.com/kernel/common/+/1ca1130ec62d"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.netapp.com/advisory/ntap-20240119-0010/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://source.android.com/security/bulletin/2023-07-01"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2023/dsa-5480"}], "sourceIdentifier": "security@android.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}, {"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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