CVE-2018-21085

An issue was discovered on Samsung mobile devices with L(5.x), M(6.0), and N(7.x) software. There is a race condition with a resultant use-after-free in vnswap_deinit_backing_storage. The Samsung ID is SVE-2017-11176 (February 2018).

CVSS v3 8.1 HIGH
CVSS v2.0 6.8 MEDIUM

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://security.samsungmobile.com/securityUpdate.smsb	Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:google:android:5.0:::::::*
	cpe:2.3:o:google:android:5.0.1:::::::*
	cpe:2.3:o:google:android:5.0.2:::::::*
	cpe:2.3:o:google:android:5.1:::::::*
	cpe:2.3:o:google:android:5.1.0:::::::*
	cpe:2.3:o:google:android:5.1.1:::::::*
	cpe:2.3:o:google:android:6.0:::::::*
	cpe:2.3:o:google:android:7.0:::::::*
	cpe:2.3:o:google:android:7.1.0:::::::*
	cpe:2.3:o:google:android:7.1.1:::::::*
	cpe:2.3:o:google:android:7.1.2:::::::*

History

21 Nov 2024, 04:02

Type	Values Removed	Values Added
References	~~() https://security.samsungmobile.com/securityUpdate.smsb - Vendor Advisory~~	() https://security.samsungmobile.com/securityUpdate.smsb - Vendor Advisory

Information

Published : 2020-04-08 15:15

Updated : 2024-11-21 04:02

NVD link : CVE-2018-21085

Mitre link : CVE-2018-21085

CVE.ORG link : CVE-2018-21085

JSON object : View

Products Affected

google

android

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CWE-416

Use After Free

{"id": "CVE-2018-21085", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}]}, "published": "2020-04-08T15:15:12.287", "references": [{"url": "https://security.samsungmobile.com/securityUpdate.smsb", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.samsungmobile.com/securityUpdate.smsb", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-362"}, {"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered on Samsung mobile devices with L(5.x), M(6.0), and N(7.x) software. There is a race condition with a resultant use-after-free in vnswap_deinit_backing_storage. The Samsung ID is SVE-2017-11176 (February 2018)."}, {"lang": "es", "value": "Se detect\u00f3 un problema en dispositivos m\u00f3viles Samsung con versiones de software L(5.x), M(6.0) y N(7.x). Se presenta una condici\u00f3n de carrera con un uso de la memoria previamente liberada resultante en vnswap_deinit_backing_storage. El ID de Samsung es SVE-2017-11176 (Febrero de 2018)."}], "lastModified": "2024-11-21T04:02:51.947", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:5.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7C4E6353-B77A-464F-B7DE-932704003B33"}, {"criteria": "cpe:2.3:o:google:android:5.0.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "77125688-2CCA-4990-ABB2-551D47CB0CDD"}, {"criteria": "cpe:2.3:o:google:android:5.0.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E9915371-C730-41F7-B86E-7E4DE0DF5385"}, {"criteria": "cpe:2.3:o:google:android:5.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E7A8EC00-266C-409B-AD43-18E8DFCD6FE3"}, {"criteria": "cpe:2.3:o:google:android:5.1.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B846C63A-7261-481E-B4A4-0D8C79E0D8A7"}, {"criteria": "cpe:2.3:o:google:android:5.1.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B1D94CDD-DE7B-444E-A3AE-AE9C9A779374"}, {"criteria": "cpe:2.3:o:google:android:6.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E70C6D8D-C9C3-4D92-8DFC-71F59E068295"}, {"criteria": "cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "09E6085C-A61E-4A89-BF80-EDD9A7DF1E47"}, {"criteria": "cpe:2.3:o:google:android:7.1.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FC30B2A2-9674-4052-B402-20348E50F9E8"}, {"criteria": "cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D835D592-2423-44C6-804A-3AD010112E7C"}, {"criteria": "cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "568E2561-A068-46A2-B331-BBA91FC96F0C"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}