coldfunction qCUDA up to db0085400c2f2011eed46fbc04fdc0873141688e qcow.c qcow_make_empty s->l1_size integer overflow

Summaryinfo

A vulnerability labeled as problematic has been found in coldfunction qCUDA up to db0085400c2f2011eed46fbc04fdc0873141688e. Affected by this issue is the function qcow_make_empty of the file qCUDA/qcu-device/block/qcow.c. Such manipulation of the argument s->l1_size leads to integer overflow. This vulnerability is referenced as CVE-2025-6603. The attack can only be performed from a local environment. No exploit is available. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available.

Detailsinfo

A vulnerability was found in coldfunction qCUDA up to db0085400c2f2011eed46fbc04fdc0873141688e. It has been rated as problematic. Affected by this issue is the function qcow_make_empty of the file qCUDA/qcu-device/block/qcow.c. The manipulation of the argument s->l1_size with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2025-6603. The exploitation is known to be easy. The attack needs to be approached locally. There are known technical details, but no exploit is available.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-19083). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/25/2025 Advisory disclosed
06/25/2025 +0 days VulDB entry created
06/25/2025 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 10
Status: Not defined

CVE: CVE-2025-6603 (🔒)
GCVE (CVE): GCVE-0-2025-6603
GCVE (VulDB): GCVE-100-313820
EUVD: 🔒

Entryinfo

Created: 06/25/2025 07:24
Updated: 06/25/2025 14:10
Changes: 06/25/2025 07:24 (55), 06/25/2025 13:22 (30), 06/25/2025 14:10 (1)
Complete: 🔍
Submitter: ybdesire
Cache ID: 216::103

Submitinfo

Accepted

Once again VulDB remains the best source for vulnerability data.

Discussion

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