CVE-2019-0113 in Graphics Driver
Summary
by MITRE
Insufficient bounds checking in Intel(R) Graphics Drivers before version 10.18.14.5067 (aka 15.36.x.5067) and 10.18.10.5069 (aka 15.33.x.5069) may allow an authenticated user to potentially enable a denial of service via local access.
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Analysis
by VulDB Data Team • 09/21/2023
This vulnerability resides in Intel graphics drivers where inadequate bounds checking mechanisms create a potential denial of service condition. The flaw affects specific versions of Intel graphics drivers including those before 10.18.14.5067 and 10.18.10.5069, which correspond to driver versions 15.36.x.5067 and 15.33.x.5069 respectively. The vulnerability requires local authentication to exploit, meaning an attacker must already have access to the system with valid credentials. This type of vulnerability falls under CWE-129, which specifically addresses insufficient bounds checking in input validation, making it a classic example of buffer overread or underread conditions that can lead to system instability.
The technical implementation of this flaw involves the graphics driver's failure to properly validate input parameters when processing graphics-related operations. When an authenticated user executes specific graphics operations, the driver processes data without adequate boundary validation, potentially allowing memory access beyond allocated buffers. This can result in system crashes, application hangs, or complete system denial of service. The vulnerability represents a critical weakness in the driver's memory management and input validation processes, particularly affecting the graphics subsystem's ability to handle malformed or oversized data inputs. The attack surface is primarily limited to local users who can interact with the graphics driver through legitimate system interfaces, though the impact extends to system availability and stability.
From an operational perspective, this vulnerability presents a significant risk to enterprise environments where Intel graphics drivers are widely deployed. The denial of service condition can affect user productivity and system availability, particularly in scenarios where graphics-intensive applications are running. Attackers with local access can leverage this vulnerability to disrupt system operations, potentially causing cascading failures in graphics-dependent applications and services. The impact is particularly concerning in environments with shared computing resources or virtualized systems where graphics processing is critical for user experience. Security teams should consider this vulnerability in their risk assessment matrices as it represents a potential vector for service disruption that can be exploited without requiring elevated privileges beyond local authentication.
Mitigation strategies for this vulnerability should focus on immediate driver updates to versions that contain the necessary bounds checking improvements. Organizations should implement patch management processes to ensure all affected systems receive the updated drivers promptly. Additionally, system administrators should consider implementing monitoring solutions to detect unusual graphics driver behavior that might indicate exploitation attempts. Network segmentation and privilege minimization can help reduce the attack surface by limiting local access to systems with vulnerable drivers. The vulnerability aligns with ATT&CK technique T1499 which covers network denial of service attacks, though this specific case operates at the local system level rather than network-wide. Regular security assessments should include verification of driver versions and implementation of security controls that prevent unauthorized local access to systems running vulnerable graphics drivers.