Vulnerabilities

CVE-2025-21433 | BDVDB-2026-285227 Detail

QualcommSnapdragon

Description#

Transient DOS when importing a PKCS#8-encoded RSA private key with a zero-sized modulus.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: local.

Weaknesses#

CWE-476 NULL Pointer Dereference

References#

https://docs.qualcomm.com/product/publicresources/securitybulletin/july-2025-bulletin.html

Exploit#

No public exploit known

History#

Version 12025-07-08Record published in the CVE List.

Published

Published: 2025-07-08
Last modified: 2025-07-08

Vendor information

Vendor: Qualcomm
Product: Snapdragon

All Qualcomm vulnerabilities

Score

6.2 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 0.3.

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
APQ8017
Fixed
Not stated
Vulnerable
APQ8037
Fixed
Not stated
Vulnerable
AQT1000
Fixed
Not stated
Vulnerable
AR8035
Fixed
Not stated
Vulnerable
CSRA6620
Fixed
Not stated
Vulnerable
CSRA6640
Fixed
Not stated
Vulnerable
FastConnect 6200
Fixed
Not stated
Vulnerable
FastConnect 6700
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.2 Medium

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

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

CVSS v3.0

Not available

CVSS v2

Not available

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