Vulnerabilities

CVE-2022-33256 | BDVDB-2026-196845 Detail

QualcommSnapdragon

Description#

Memory corruption due to improper validation of array index in Multi-mode call processor.

Impact#

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

Weaknesses#

CWE-129 Improper Validation of Array Index

References#

https://www.qualcomm.com/company/product-security/bulletins/march-2023-bulletin

Exploit#

No public exploit known

History#

Version 12023-03-07Record published in the CVE List.
Version 22025-03-05Most recent update recorded in the CVE List.

Published

Published: 2023-03-07
Last modified: 2025-03-05

Vendor information

Vendor: Qualcomm
Product: Snapdragon

All Qualcomm vulnerabilities

Score

9.8 Critical

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 45.1.

KEV

No

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

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

Affected Systems

Vulnerable
AR8035
Fixed
Not stated
Vulnerable
QCA6390
Fixed
Not stated
Vulnerable
QCA6391
Fixed
Not stated
Vulnerable
QCA6421
Fixed
Not stated
Vulnerable
QCA6426
Fixed
Not stated
Vulnerable
QCA6431
Fixed
Not stated
Vulnerable
QCA6436
Fixed
Not stated
Vulnerable
QCA6574A
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

9.8 Critical

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

Metric breakdown
Attack Vector	Network
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).