CVE-2026-47318 in rlottie
Summary
by MITRE • 06/04/2026
Stack-based buffer overflow vulnerability in Samsung Open Source rlottie allows Overflow Buffers.
This issue affects rlottie: before ce72b35a7ad0dded03051d3aa0ef75321c3bd035.
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Analysis
by VulDB Data Team • 06/04/2026
The stack-based buffer overflow vulnerability in Samsung's Open Source rlottie library represents a critical security flaw that can lead to arbitrary code execution and system compromise. This vulnerability specifically impacts the rlottie library version prior to commit ce72b35a7ad0dded03051d3aa0ef75321c3bd035, making it a targeted issue for attackers seeking to exploit memory corruption weaknesses in mobile applications and embedded systems that utilize this graphics rendering library. The vulnerability stems from improper bounds checking during buffer operations, creating opportunities for attackers to overwrite adjacent stack memory locations.
The technical implementation of this flaw involves stack memory corruption through unsafe buffer operations that do not properly validate input data lengths against allocated buffer sizes. When rlottie processes certain graphic elements or animation data structures, it fails to enforce proper boundary checks, allowing malicious input to overflow the intended buffer space. This type of vulnerability falls under the CWE-121 stack-based buffer overflow category, which is classified as a fundamental memory safety issue that has been consistently identified as one of the most prevalent attack vectors in software security. The flaw typically manifests when the library handles complex vector graphics or animation sequences that require dynamic memory allocation for processing.
The operational impact of this vulnerability extends beyond simple memory corruption, as it provides attackers with potential pathways to execute arbitrary code on affected systems. Mobile devices, embedded systems, and applications that utilize rlottie for rendering graphics are at risk of being compromised through this buffer overflow, potentially leading to full system takeover, data exfiltration, or persistent backdoor installation. Attackers can exploit this weakness by crafting malicious graphic content or animation files that trigger the overflow condition when processed by the vulnerable rlottie library, making it particularly dangerous in environments where users might encounter untrusted content. This vulnerability aligns with ATT&CK technique T1059.007 for command and script interpreter execution, as successful exploitation could enable attackers to execute malicious payloads through compromised graphics processing.
Mitigation strategies for this vulnerability require immediate patching of the rlottie library to the version containing the fix referenced in commit ce72b35a7ad0dded03051d3aa0ef75321c3bd035. Organizations should implement comprehensive software update management procedures to ensure all affected systems receive the necessary security patches promptly. Additionally, input validation measures should be strengthened to prevent untrusted data from reaching the vulnerable code paths, and runtime protections such as stack canaries, address space layout randomization, and data execution prevention mechanisms should be enabled to reduce the exploitability of similar vulnerabilities. Security monitoring should be enhanced to detect anomalous graphics processing behavior that might indicate exploitation attempts, and regular security assessments should be conducted to identify other potential buffer overflow vulnerabilities within the software supply chain.