Vulnerabilities

CVE-2026-21370 | BDVDB-2026-345760 Detail

QualcommSnapdragon

Description#

Memory Corruption when validating input batch size and buffer plane count exceeds maximum allowed values.

Impact#

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

Weaknesses#

CWE-787 Out-of-bounds Write

References#

https://docs.qualcomm.com/product/publicresources/securitybulletin/july-2026-bulletin.html

Exploit#

No public exploit known

History#

Version 12026-07-06Record published in the CVE List.
Version 22026-07-07Most recent update recorded in the CVE List.

Published

Published: 2026-07-06
Last modified: 2026-07-07

Vendor information

Vendor: Qualcomm
Product: Snapdragon

All Qualcomm vulnerabilities

Score

5.3 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 0.1.

KEV

No

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
FastConnect 6700
Fixed
Not stated
Vulnerable
FastConnect 6900
Fixed
Not stated
Vulnerable
FastConnect 7800
Fixed
Not stated
Vulnerable
G3x Gen 2
Fixed
Not stated
Vulnerable
IQ9 Series Platform
Fixed
Not stated
Vulnerable
LeMans_AU_LGIT
Fixed
Not stated
Vulnerable
LeMansAU
Fixed
Not stated
Vulnerable
Netrani
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

5.3 Medium

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

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

CVSS v3.0

Not available

CVSS v2

Not available

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