CVE-2021-1905 | BDVDB-2026-153299 Detail

QualcommSnapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

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

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.

Weaknesses#

CWE-416 Use After Free

References#

Exploit#

No public exploit known

History#

Version 12021-05-07Record published in the CVE List.
Version 22025-10-21Most recent update recorded in the CVE List.

Published

Published: 2021-05-07
Last modified: 2025-10-21

Vendor information

Vendor: Qualcomm
Product: Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

All Qualcomm vulnerabilities

Score

8.4 High

EPSS

1.5%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 75.1.

KEV

Yes

Listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

Apply updates per vendor instructions.

Affected Systems

No version data in the source record.

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.4 High

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).