CVE-2021-39649

EPSS 0.01%
Veröffentlicht 15.12.2021 19:15:15
Zuletzt bearbeitet 21.11.2024 06:19:53
Quelle security@android.com
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In regmap_exit of regmap.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-174049006References: N/A

Betroffene Produkte Warnungen 0 Metriken 3 CWE 1 Referenzen 4

Daten sind bereitgestellt durch National Vulnerability Database (NVD)

Google ≫ Android Version-

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

EPSS Metriken
Typ	Quelle	Score	Percentile
EPSS	FIRST.org	0.01%	0.01

CVSS Metriken
Quelle	Base Score	Exploit Score	Impact Score	Vector String
nvd@nist.gov	6.7	0.8	5.9	CVSS:3.1/AV:L/AC:L/PR:H/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-667 Improper Locking

The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.

https://source.android.com/security/bulletin/pixel/2021-12-01

Patch

Vendor Advisory

https://nvd.nist.gov/vuln/detail/CVE-2021-39649

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2021-39649

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2021-39649

EUVD