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CVE-2021-1905

Published: May 7, 2021Updated: Oct 28, 2025 Sources: CVE List NVD BDUCWE-416
NVD MITRE
8.4CVSSHIGH
EPSS Score
1.1%
Top 37.3%
CISA KEV
Active Exploitation
Since Nov 3, 2021
Exploits
No Known Exploits
Remediation
Patch Available

Description

Possible use after free due to improper handling of memory mapping of multiple processes simultaneously. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

CVSS Vector Breakdown

AV:LAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-416

Affected Products

apq8009 firmwarequalcommHardware Firmware
apq8009w firmwarequalcommHardware Firmware
apq8017 firmwarequalcommHardware Firmware
apq8053 firmwarequalcommHardware Firmware
apq8064au firmwarequalcommHardware Firmware
qualcommcommercialUSHardware Firmwareaka qualcomm, inc., qualcomm inc, qualcomm incorporated
and 400 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Nov 3, 2021
Remediation due:May 3, 2022

Required action: Apply updates per vendor instructions.

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://www.qualcomm.com/company/product-security/bulletins/may-2021-bulletin
qualcomm.com
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1905
cisa.gov
https://safe.cnews.ru/news/top/2021-05-21vandroidzakryli4dyrykotorye
safe.cnews.ru
and 2 more references View all →

Timeline

Published
May 7, 2021
Added to CISA KEV
Nov 3, 2021
Last Updated
Oct 28, 2025

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