CVE-2026-48267 in DNG SDK
Summary
by MITRE • 07/07/2026
DNG SDK versions 1.7.1 2536 and earlier are affected by a NULL Pointer Dereference vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 07/07/2026
The DNG SDK versions 1.7.1 build 2536 and earlier contain a critical NULL Pointer Dereference vulnerability that poses significant security risks to applications utilizing this software development kit. This vulnerability resides within the Digital Negative SDK implementation and represents a fundamental flaw in memory management and input validation processes. The issue manifests when the application attempts to access a memory location through a null pointer reference, which occurs during the processing of specific file formats or data structures within the DNG SDK framework. According to CWE-476, this vulnerability directly maps to a NULL Pointer Dereference condition where the software references a pointer that has not been properly initialized or validated, leading to abrupt application termination.
The operational impact of this vulnerability extends beyond simple application instability, creating potential denial-of-service conditions that can severely disrupt user workflows and system availability. When an attacker crafts a malicious file designed to trigger this specific memory access pattern, the targeted application will experience a crash upon attempting to process the corrupted input data. This behavior constitutes a classic remote code execution vector that requires user interaction for exploitation, making it particularly dangerous in environments where users regularly open files from untrusted sources. The vulnerability affects all applications built using the affected DNG SDK versions, creating widespread exposure across various software implementations that depend on this imaging library.
The exploitation pathway for this vulnerability requires that a victim actively opens or processes a specially crafted malicious file, which aligns with ATT&CK technique T1203 - Exploitation for Client Execution. This user interaction requirement provides some defense-in-depth considerations but does not eliminate the threat entirely, as social engineering attacks can effectively bypass user awareness to deliver malicious payloads. The vulnerability's impact is particularly concerning in enterprise environments where imaging applications process large volumes of files from external sources, creating numerous potential attack vectors for adversaries seeking to disrupt operations or establish persistent access through application compromise.
Organizations should immediately prioritize patching their DNG SDK implementations to versions that address this NULL Pointer Dereference vulnerability. The recommended mitigation strategy includes implementing comprehensive input validation mechanisms, deploying robust file format sanitization processes, and establishing user education programs to reduce the likelihood of successful exploitation. Additionally, network segmentation and application whitelisting controls can provide additional layers of protection by limiting the potential attack surface and preventing unauthorized applications from executing malicious code within the environment. Security monitoring should be enhanced to detect anomalous application behavior patterns that may indicate attempted exploitation of this vulnerability, while regular security assessments should verify that all systems utilizing the DNG SDK have been properly updated and configured according to industry best practices for secure software development and deployment.