CVE-2021-39806

EPSS 0.02%
Veröffentlicht 15.06.2022 14:15:11
Zuletzt bearbeitet 21.11.2024 06:20:16
Quelle security@android.com
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In closef of label_backends_android.c, there is a possible way to corrupt memory due to a double free. This could lead to local escalation of privilege during startup of servicemanager, if an attacker can trigger an initialization failure, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-215387420

Betroffene Produkte Warnungen 0 Metriken 3 CWE 1 Referenzen 4

Daten sind bereitgestellt durch National Vulnerability Database (NVD)

Google ≫ Android Version12.1

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Typ	Quelle	Score	Percentile
EPSS	FIRST.org	0.02%	0.019

CVSS Metriken
Quelle	Base Score	Exploit Score	Impact Score	Vector String
nvd@nist.gov	7.8	1.8	5.9	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov	4.6	3.9	6.4	AV:L/AC:L/Au:N/C:P/I:P/A:P

CWE-415 Double Free

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

https://source.android.com/security/bulletin/pixel/2022-06-01

Vendor Advisory

https://nvd.nist.gov/vuln/detail/CVE-2021-39806

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2021-39806

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2021-39806

EUVD