VDB-434444 · CVE-2026-50078 · GCVE-0-2026-50078

BlackBerry QNX Hypervisor/QNX Hypervisor for Safety MSI-X Table out-of-bounds

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.9	$0-$5k	0.00+

Summaryinfo

A vulnerability labeled as problematic has been found in BlackBerry QNX Hypervisor and QNX Hypervisor for Safety. Affected is an unknown function of the component MSI-X Table. Such manipulation leads to out-of-bounds. This vulnerability is traded as CVE-2026-50078. An attack has to be approached locally. There is no exploit available.

Detailsinfo

A vulnerability was found in BlackBerry QNX Hypervisor and QNX Hypervisor for Safety (the affected version unknown) and classified as problematic. Affected by this issue is an unknown part of the component MSI-X Table. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Out-Of-Bounds Read in the MSI-X table in the QVM could allow an attacker in the guest to cause an information disclosure or a crash of the QVM.

The advisory is shared for download at support.blackberry.com. This vulnerability is handled as CVE-2026-50078 since 06/03/2026. The exploitation is known to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/10/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Operating System

Vendor

BlackBerry

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.4
CNA Vector (blackberry): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/03/2026 CVE reserved
11/10/2026 +160 days Advisory disclosed
11/10/2026 +0 days VulDB entry created
11/10/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: support.blackberry.com
Status: Confirmed

CNA: blackberry
CVE: CVE-2026-50078 (🔒)

GCVE (CVE): GCVE-0-2026-50078
GCVE (VulDB): GCVE-100-434444

Entryinfo

Created: 11/10/2026 21:02
Changes: 11/10/2026 21:02 (61)
Complete: 🔍
Cache ID: 216::103