NVD Vulnerability Detail

CVE-2021-1947

Summary	Use-after-free vulnerability in kernel graphics driver because of storing an invalid pointer in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
Publication Date	Sept. 17, 2021, 4:15 p.m.
Registration Date	Sept. 17, 2021, 8 p.m.
Last Update	Nov. 21, 2024, 2:45 p.m.

CVSS3.1 : HIGH
スコア	7.8
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
攻撃元区分(AV)	ローカル
攻撃条件の複雑さ(AC)	低
攻撃に必要な特権レベル(PR)	低
利用者の関与(UI)	不要
影響の想定範囲(S)	変更なし
機密性への影響(C)	高
完全性への影響(I)	高
可用性への影響(A)	高

CVSS2.0 : HIGH
Score	7.2
Vector	AV:L/AC:L/Au:N/C:C/I:C/A:C
攻撃元区分(AV)	ローカル
攻撃条件の複雑さ(AC)	低
攻撃前の認証要否(Au)	不要
機密性への影響(C)	高
完全性への影響(I)	高
可用性への影響(A)	高
Get all privileges.	いいえ
Get user privileges	いいえ
Get other privileges	いいえ
User operation required	いいえ

Affected software configurations

Configuration1		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:apq8009w_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:apq8009w:-:::::::*

Configuration2		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:apq8053_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:apq8053:-:::::::*

Configuration3		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:ar9380_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:ar9380:-:::::::*

Configuration4		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:ipq8064_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:ipq8064:-:::::::*

Configuration5		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:ipq8065_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:ipq8065:-:::::::*

Configuration6		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:ipq8068_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:ipq8068:-:::::::*

Configuration7		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:ipq8069_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:ipq8069:-:::::::*

Configuration8		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:msm8909w_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:msm8909w:-:::::::*

Configuration9		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:msm8953_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:msm8953:-:::::::*

Configuration10		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca6320_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca6320:-:::::::*

Configuration11		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca6390_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca6390:-:::::::*

Configuration12		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca6391_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca6391:-:::::::*

Configuration13		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca6426_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca6426:-:::::::*

Configuration14		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca8337_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca8337:-:::::::*

Configuration15		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9531_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9531:-:::::::*

Configuration16		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9558_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9558:-:::::::*

Configuration17		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9561_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9561:-:::::::*

Configuration18		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9563_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9563:-:::::::*

Configuration19		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9880_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9880:-:::::::*

Configuration20		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9882_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9882:-:::::::*

Configuration21		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9886_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9886:-:::::::*

Configuration22		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9887_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9887:-:::::::*

Configuration23		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9888_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9888:-:::::::*

Configuration24		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9889_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9889:-:::::::*

Configuration25		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9896_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9896:-:::::::*

Configuration26		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9898_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9898:-:::::::*

Configuration27		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9980_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9980:-:::::::*

Configuration28		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9982_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9982:-:::::::*

Configuration29		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9984_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9984:-:::::::*

Configuration30		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9990_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9990:-:::::::*

Configuration31		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9992_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9992:-:::::::*

Configuration32		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qca9994_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qca9994:-:::::::*

Configuration33		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qcm2290_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qcm2290:-:::::::*

Configuration34		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qcm4290_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qcm4290:-:::::::*

Configuration35		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qcm6125_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qcm6125:-:::::::*

Configuration36		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qcs2290_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qcs2290:-:::::::*

Configuration37		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qcs4290_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qcs4290:-:::::::*

Configuration38		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qcs6125_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qcs6125:-:::::::*

Configuration39		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qet4101_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qet4101:-:::::::*

Configuration40		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qrb5165_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qrb5165:-:::::::*

Configuration41		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:qsw8573_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:qsw8573:-:::::::*

Configuration42		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd429_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd429:-:::::::*

Configuration43		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd460_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd460:-:::::::*

Configuration44		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd660_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd660:-:::::::*

Configuration45		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd662_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd662:-:::::::*

Configuration46		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd665_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd665:-:::::::*

Configuration47		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd690_5g_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd690_5g:-:::::::*

Configuration48		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd750g_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd750g:-:::::::*

Configuration49		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd765_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd765:-:::::::*

Configuration50		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd765g_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd765g:-:::::::*

Configuration51		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd768g_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd768g:-:::::::*

Configuration52		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd855_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd855:-:::::::*

Configuration53		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd865_5g_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd865_5g:-:::::::*

Configuration54		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sd870_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sd870:-:::::::*

Configuration55		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sda429w_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sda429w:-:::::::*

Configuration56		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sdm429w_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sdm429w:-:::::::*

Configuration57		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sdm830_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sdm830:-:::::::*

Configuration58		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sdx55_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sdx55:-:::::::*

Configuration59		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sdx55m_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sdx55m:-:::::::*

Configuration60		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sm4125_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sm4125:-:::::::*

Configuration61		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:sm7250_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:sm7250:-:::::::*

Configuration62		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcd9326_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcd9326:-:::::::*

Configuration63		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcd9335_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcd9335:-:::::::*

Configuration64		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcd9340_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcd9340:-:::::::*

Configuration65		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcd9341_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcd9341:-:::::::*

Configuration66		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcd9370_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcd9370:-:::::::*

Configuration67		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcd9375_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcd9375:-:::::::*

Configuration68		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcd9380_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcd9380:-:::::::*

Configuration69		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcd9385_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcd9385:-:::::::*

Configuration70		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3610_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3610:-:::::::*

Configuration71		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3615_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3615:-:::::::*

Configuration72		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3620_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3620:-:::::::*

Configuration73		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3660b_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3660b:-:::::::*

Configuration74		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3680b_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3680b:-:::::::*

Configuration75		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3910_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3910:-:::::::*

Configuration76		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3950_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3950:-:::::::*

Configuration77		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3980_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3980:-:::::::*

Configuration78		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3988_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3988:-:::::::*

Configuration79		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3990_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3990:-:::::::*

Configuration80		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3991_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3991:-:::::::*

Configuration81		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn3998_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn3998:-:::::::*

Configuration82		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn6850_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn6850:-:::::::*

Configuration83		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wcn6851_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wcn6851:-:::::::*

Configuration84		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wsa8810_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wsa8810:-:::::::*

Configuration85		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wsa8815_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wsa8815:-:::::::*

Configuration86		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wsa8830_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wsa8830:-:::::::*

Configuration87		or higher	or less	more than	less than
cpe:2.3:o:qualcomm:wsa8835_firmware:-:::::::*
execution environment
1	cpe:2.3:h:qualcomm:wsa8835:-:::::::*

Related information, measures and tools

No	URL	refsource	タグ
1	https://www.qualcomm.com/company/product-security/bulletins/august-2021-bulletin		Patch Vendor Advisory
2	https://www.qualcomm.com/company/product-security/bulletins/august-2021-bulletin		Patch Vendor Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-416	解放済みメモリの使用	https://cwe.mitre.org/data/definitions/416.html

JVN Vulnerability Information

複数の Qualcomm 製品における解放済みメモリの使用に関する脆弱性

Title	複数の Qualcomm 製品における解放済みメモリの使用に関する脆弱性
Summary	複数の Qualcomm 製品には、解放済みメモリの使用に関する脆弱性が存在します。
Possible impacts	情報を取得される、情報を改ざんされる、およびサービス運用妨害 (DoS) 状態にされる可能性があります。
Solution	ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。
Publication Date	Aug. 2, 2021, midnight
Registration Date	Aug. 5, 2022, 4:39 p.m.
Last Update	Aug. 5, 2022, 4:39 p.m.

Affected System

クアルコム

APQ8009W ファームウェア

APQ8053 ファームウェア

AR9380 ファームウェア

IPQ8064 ファームウェア

IPQ8065 ファームウェア

IPQ8068 ファームウェア

IPQ8069 ファームウェア

MSM8909W ファームウェア

MSM8953 ファームウェア

QCA6320 ファームウェア

CVE (情報セキュリティ共通脆弱性識別子)

No	Name	URL
Common Vulnerabilities and Exposures (CVE)
1	CVE-2021-1947	https://www.cve.org/CVERecord?id=CVE-2021-1947
National Vulnerability Database (NVD)
2	CVE-2021-1947	https://nvd.nist.gov/vuln/detail/CVE-2021-1947

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-416	https://cwe.mitre.org/data/definitions/416.html

ベンダー情報

No	Name	URL
Security Bulletin
1	August 2021 Security Bulletin	https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2021-bulletin.html

Change Log

No	Changed Details	Date of change
1	[2022年07月04日] 掲載	July 4, 2022, 12:43 p.m.