Details of VAR-202111-1790

ID

VAR-202111-1790

CVE

CVE-2021-1042

TITLE

Android Kernel Use of Freed Memory Vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2021-016988

DESCRIPTION

In dsi_panel_debugfs_read_cmdset of dsi_panel.c, there is a possible disclosure of freed kernel heap memory due to a use after free. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-187851056References: N/A. Google Android is a set of Linux-based open source operating system of the United States Google (Google). Android Pixel has security vulnerabilities, and no detailed vulnerability details are currently provided

Trust: 2.16

sources: NVD: CVE-2021-1042 // JVNDB: JVNDB-2021-016988 // CNVD: CNVD-2021-101162

IOT TAXONOMY

category:

['IoT']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2021-101162

AFFECTED PRODUCTS

vendor:	google	model:	android	scope:	eq	version:	-	Trust: 1.8
vendor:	google	model:	android	scope:	-	version:	-	Trust: 0.6

sources: CNVD: CNVD-2021-101162 // JVNDB: JVNDB-2021-016988 // NVD: CVE-2021-1042

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-1042
value:	MEDIUM
Trust: 1.0
NVD:	CVE-2021-1042
value:	MEDIUM
Trust: 0.8
CNVD:	CNVD-2021-101162
value:	LOW
Trust: 0.6
CNNVD:	CNNVD-202111-282
value:	MEDIUM
Trust: 0.6

nvd@nist.gov:	CVE-2021-1042
severity:	LOW
baseScore:	2.1
vectorString:	AV:L/AC:L/AU:N/C:P/I:N/A:N
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	3.9
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2021-101162
severity:	LOW
baseScore:	2.1
vectorString:	AV:L/AC:L/AU:N/C:P/I:N/A:N
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	3.9
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6

nvd@nist.gov:	CVE-2021-1042
baseSeverity:	MEDIUM
baseScore:	4.4
vectorString:	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	0.8
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	CVE-2021-1042
baseSeverity:	MEDIUM
baseScore:	4.4
vectorString:	CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	HIGH
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: CNVD: CNVD-2021-101162 // JVNDB: JVNDB-2021-016988 // CNNVD: CNNVD-202111-282 // NVD: CVE-2021-1042

PROBLEMTYPE DATA

problemtype:	CWE-416	Trust: 1.0
problemtype:	Use of freed memory (CWE-416) [NVD evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2021-016988 // NVD: CVE-2021-1042

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202111-282

TYPE

resource management error

Trust: 0.6

sources: CNNVD: CNNVD-202111-282

PATCH

title:	Android Public information about security - 2021 Year 11 Moon	url:	https://source.android.com/docs/security/bulletin/2021-11-01	Trust: 0.8
title:	Patch for Google Android has an unspecified vulnerability (CNVD-2021-101162)	url:	https://www.cnvd.org.cn/patchInfo/show/308371	Trust: 0.6
title:	Google Android Remediation of resource management error vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=175349	Trust: 0.6

sources: CNVD: CNVD-2021-101162 // JVNDB: JVNDB-2021-016988 // CNNVD: CNNVD-202111-282

EXTERNAL IDS

db:	NVD	id:	CVE-2021-1042	Trust: 3.8
db:	JVNDB	id:	JVNDB-2021-016988	Trust: 0.8
db:	CNVD	id:	CNVD-2021-101162	Trust: 0.6
db:	CNNVD	id:	CNNVD-202111-282	Trust: 0.6

sources: CNVD: CNVD-2021-101162 // JVNDB: JVNDB-2021-016988 // CNNVD: CNNVD-202111-282 // NVD: CVE-2021-1042

REFERENCES

url:	https://nvd.nist.gov/vuln/detail/cve-2021-1042	Trust: 2.0
url:	https://source.android.com/security/bulletin/pixel/2021-11-01	Trust: 1.6
url:	https://vigilance.fr/vulnerability/google-android-pixel-multiple-vulnerabilities-of-november-2021-36782	Trust: 0.6

sources: CNVD: CNVD-2021-101162 // JVNDB: JVNDB-2021-016988 // CNNVD: CNNVD-202111-282 // NVD: CVE-2021-1042

SOURCES

db:	CNVD	id:	CNVD-2021-101162
db:	JVNDB	id:	JVNDB-2021-016988
db:	CNNVD	id:	CNNVD-202111-282
db:	NVD	id:	CVE-2021-1042

LAST UPDATE DATE

2024-08-14T15:11:44.479000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2021-101162	date:	2021-12-21T00:00:00
db:	JVNDB	id:	JVNDB-2021-016988	date:	2022-12-27T07:00:00
db:	CNNVD	id:	CNNVD-202111-282	date:	2021-12-21T00:00:00
db:	NVD	id:	CVE-2021-1042	date:	2021-12-20T16:40:14.950

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2021-101162	date:	2021-12-21T00:00:00
db:	JVNDB	id:	JVNDB-2021-016988	date:	2022-12-27T00:00:00
db:	CNNVD	id:	CNNVD-202111-282	date:	2021-11-02T00:00:00
db:	NVD	id:	CVE-2021-1042	date:	2021-12-15T19:15:14.683