Details of VAR-202107-0586

ID

VAR-202107-0586

CVE

CVE-2021-1940

TITLE

plural Qualcomm Product Free Memory Usage Vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2021-009296

DESCRIPTION

Use after free can occur due to improper handling of response from firmware in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables. plural Qualcomm The product contains a vulnerability related to the use of freed memory.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. Pillow is a Python-based image processing library. There is currently no information about this vulnerability, please feel free to follow CNNVD or manufacturer announcements

Trust: 2.25

sources: NVD: CVE-2021-1940 // JVNDB: JVNDB-2021-009296 // CNNVD: CNNVD-202104-975 // VULMON: CVE-2021-1940

IOT TAXONOMY

category:	['other device', 'embedded device']	sub_category:	SoC	Trust: 0.1
category:	['other device', 'embedded device']	sub_category:	general	Trust: 0.1

sources: OTHER: None

AFFECTED PRODUCTS

vendor:	qualcomm	model:	ar8031	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6564	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcd9370	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sa6145p	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sa8155p	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sd660	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sa415m	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sd675	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sd 8cx	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6391	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sd678	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qcs405	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sd855	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcn3660b	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sd 8c	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sa515m	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sda429w	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcn3610	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcn3998	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	fsm10056	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6564au	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qcm6125	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	fsm10055	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wsa8810	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sm6250	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6420	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6574a	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcd9375	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcd9380	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6574au	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sa8195p	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcn3990	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sa8155	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcn3950	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qcs6125	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6595au	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qcs410	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sd665	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcn3980	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcn3999	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	csra6640	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcd9335	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sdx55m	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wsa8815	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6696	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	aqt1000	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcn3991	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sm6250p	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	ar8035	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca8337	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qcs610	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcn3988	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sd730	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcn3620	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcd9340	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	csra6620	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sa6155p	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6574	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sd720g	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sdx50m	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	wcd9341	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6584au	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sa6155	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sd 675	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6564a	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	sdx55	scope:	eq	version:	-	Trust: 1.0
vendor:	qualcomm	model:	qca6430	scope:	eq	version:	-	Trust: 1.0
vendor:	クアルコム	model:	fsm10055	scope:	-	version:	-	Trust: 0.8
vendor:	クアルコム	model:	qca6430	scope:	-	version:	-	Trust: 0.8
vendor:	クアルコム	model:	aqt1000	scope:	-	version:	-	Trust: 0.8
vendor:	クアルコム	model:	csra6640	scope:	-	version:	-	Trust: 0.8
vendor:	クアルコム	model:	ar8035	scope:	-	version:	-	Trust: 0.8
vendor:	クアルコム	model:	fsm10056	scope:	-	version:	-	Trust: 0.8
vendor:	クアルコム	model:	csra6620	scope:	-	version:	-	Trust: 0.8
vendor:	クアルコム	model:	qca6420	scope:	-	version:	-	Trust: 0.8
vendor:	クアルコム	model:	ar8031	scope:	-	version:	-	Trust: 0.8
vendor:	クアルコム	model:	qca6391	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2021-009296 // NVD: CVE-2021-1940

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2021-1940
value:	HIGH
Trust: 1.0
product-security@qualcomm.com:	CVE-2021-1940
value:	HIGH
Trust: 1.0
NVD:	CVE-2021-1940
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202104-975
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-202107-203
value:	HIGH
Trust: 0.6
VULMON:	CVE-2021-1940
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2021-1940
severity:	HIGH
baseScore:	7.2
vectorString:	AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.9

nvd@nist.gov:	CVE-2021-1940
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	5.9
version:	3.1
Trust: 1.0
product-security@qualcomm.com:	CVE-2021-1940
baseSeverity:	HIGH
baseScore:	8.4
vectorString:	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.5
impactScore:	5.9
version:	3.1
Trust: 1.0
NVD:	CVE-2021-1940
baseSeverity:	HIGH
baseScore:	7.8
vectorString:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULMON: CVE-2021-1940 // JVNDB: JVNDB-2021-009296 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202107-203 // NVD: CVE-2021-1940 // NVD: CVE-2021-1940

PROBLEMTYPE DATA

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

sources: JVNDB: JVNDB-2021-009296 // NVD: CVE-2021-1940

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202107-203

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202104-975

PATCH

title:	July 2021 Security Bulletin	url:	https://www.qualcomm.com/company/product-security/bulletins/july-2021-bulletin	Trust: 0.8
title:	Qualcomm Repair measures for chip resource management errors and loopholes	url:	http://123.124.177.30/web/xxk/bdxqById.tag?id=155942	Trust: 0.6

sources: JVNDB: JVNDB-2021-009296 // CNNVD: CNNVD-202107-203

EXTERNAL IDS

db:	NVD	id:	CVE-2021-1940	Trust: 3.4
db:	PACKETSTORM	id:	172856	Trust: 1.6
db:	JVNDB	id:	JVNDB-2021-009296	Trust: 0.8
db:	CS-HELP	id:	SB2021041363	Trust: 0.6
db:	CNNVD	id:	CNNVD-202104-975	Trust: 0.6
db:	CS-HELP	id:	SB2021070507	Trust: 0.6
db:	CNNVD	id:	CNNVD-202107-203	Trust: 0.6
db:	OTHER	id:	NONE	Trust: 0.1
db:	VULMON	id:	CVE-2021-1940	Trust: 0.1

sources: OTHER: None // VULMON: CVE-2021-1940 // JVNDB: JVNDB-2021-009296 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202107-203 // NVD: CVE-2021-1940

REFERENCES

url:	https://www.qualcomm.com/company/product-security/bulletins/july-2021-bulletin	Trust: 2.3
url:	http://packetstormsecurity.com/files/172856/qualcomm-npu-use-after-free-information-leak.html	Trust: 1.6
url:	https://nvd.nist.gov/vuln/detail/cve-2021-1940	Trust: 1.4
url:	https://www.cybersecurity-help.cz/vdb/sb2021041363	Trust: 0.6
url:	https://www.cybersecurity-help.cz/vdb/sb2021070507	Trust: 0.6
url:	https://vigilance.fr/vulnerability/google-android-pixel-multiple-vulnerabilities-of-july-2021-35837	Trust: 0.6
url:	https://ieeexplore.ieee.org/abstract/document/10769424	Trust: 0.1
url:	https://cwe.mitre.org/data/definitions/416.html	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: OTHER: None // VULMON: CVE-2021-1940 // JVNDB: JVNDB-2021-009296 // CNNVD: CNNVD-202104-975 // CNNVD: CNNVD-202107-203 // NVD: CVE-2021-1940

SOURCES

db:	OTHER	id:	-
db:	VULMON	id:	CVE-2021-1940
db:	JVNDB	id:	JVNDB-2021-009296
db:	CNNVD	id:	CNNVD-202104-975
db:	CNNVD	id:	CNNVD-202107-203
db:	NVD	id:	CVE-2021-1940

LAST UPDATE DATE

2025-01-30T21:17:14.867000+00:00

SOURCES UPDATE DATE

db:	VULMON	id:	CVE-2021-1940	date:	2021-07-15T00:00:00
db:	JVNDB	id:	JVNDB-2021-009296	date:	2022-04-20T08:04:00
db:	CNNVD	id:	CNNVD-202104-975	date:	2021-04-14T00:00:00
db:	CNNVD	id:	CNNVD-202107-203	date:	2023-06-13T00:00:00
db:	NVD	id:	CVE-2021-1940	date:	2023-06-12T07:15:17.517

SOURCES RELEASE DATE

db:	VULMON	id:	CVE-2021-1940	date:	2021-07-13T00:00:00
db:	JVNDB	id:	JVNDB-2021-009296	date:	2022-04-20T00:00:00
db:	CNNVD	id:	CNNVD-202104-975	date:	2021-04-13T00:00:00
db:	CNNVD	id:	CNNVD-202107-203	date:	2021-07-05T00:00:00
db:	NVD	id:	CVE-2021-1940	date:	2021-07-13T06:15:08.797