CVE-2026-57545 in Snapdragon Auto
Summary
by MITRE • 10/06/2026
Memory corruption when processing draw objects of incorrect type during graphics command list execution.
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Analysis
by VulDB Data Team • 10/06/2026
The vulnerability described involves a critical memory corruption flaw occurring within the graphics subsystem during the execution of commands from a graphical command list. This specific issue arises when the system processes draw objects that possess an invalid or unexpected data type, indicating a failure in input validation and type checking mechanisms prior to object instantiation or rendering operations. In modern computing architectures, particularly those involving GPU acceleration and complex scene graphs, the graphics pipeline relies on strict adherence to defined structures for vertex buffers, index buffers, and shader resources. When a draw command references an object with a mismatched type signature, the underlying driver or runtime environment may misinterpret memory offsets, leading to out-of-bounds reads or writes. This class of error is fundamentally rooted in improper handling of untrusted input data within low-level graphics APIs such as DirectX, Vulkan, or OpenGL, where the boundary between user-space application code and kernel-mode drivers can be exploited if type safety guarantees are not rigorously enforced by the operating system's graphics stack.
From a technical perspective, this flaw represents a classic instance of improper neutralization of input during processing, often categorized under CWE-20 Improper Input Validation or more specifically as a memory corruption vulnerability such as CWE-119 Memory Buffer Overflow if it leads to heap overwrites, or CWE-787 Out-of-bounds Write. The attack vector typically involves an attacker crafting malicious graphics commands that are injected into the command list via legitimate-looking API calls but contain malformed metadata regarding object types. When the GPU driver attempts to interpret these commands, it may access memory regions outside the allocated bounds of the intended draw object structure. This can result in arbitrary code execution if the corrupted memory contains function pointers or return addresses that can be controlled by the attacker, privilege escalation through kernel-mode exploitation if the graphics driver operates with high privileges, or denial of service via system crash due to segmentation faults and access violations. The severity is compounded by the fact that graphical applications often run with elevated permissions relative to standard user processes, making successful exploitation potentially devastating for system integrity.
The operational impact of this vulnerability extends beyond simple application crashes. In enterprise environments where remote desktop services or cloud-based rendering solutions are prevalent, an attacker could leverage this flaw remotely without requiring prior authentication if the vulnerable component is exposed through network-facing APIs. This aligns with ATT&CK technique T1203 Exploitation for Client Execution, as the vulnerability allows code to be executed on the target system by tricking it into processing malicious graphics data. Furthermore, in scenarios involving sandboxed environments or virtual machines, successful exploitation could potentially lead to container escape or hypervisor compromise if the graphics driver interacts directly with hardware resources without sufficient isolation checks. The presence of such a flaw undermines the trust model of the operating system's security boundaries, allowing lateral movement within a network if an initial foothold is gained through social engineering or web-based attacks that trigger the vulnerable rendering path.
Mitigation strategies must address both immediate remediation and long-term architectural improvements. Immediate action should involve applying vendor-provided patches that enforce strict type checking before processing draw commands in the graphics command list. Developers integrating these libraries should implement defensive programming practices, including rigorous validation of object types against expected schemas and bounds checking on all memory accesses derived from user-supplied data. Additionally, enabling hardware-enforced stack canaries and Data Execution Prevention (DEP) features can mitigate the impact by preventing code execution in non-executable memory regions. For system administrators, limiting the privileges of applications that handle untrusted graphical content is crucial to reduce the blast radius of a potential exploit. Long-term solutions involve adopting static analysis tools specifically tuned for graphics driver development and conducting regular fuzzing campaigns against command list parsers to identify similar edge cases before they reach production environments. Collaboration with industry standards bodies to update guidelines on secure GPU programming practices will also help prevent recurrence of such low-level memory safety issues in future software releases.