CVE-2026-8916 in rlottie
Summary
by MITRE • 06/04/2026
Out-of-bounds write vulnerability in Samsung Open Source rlottie allows Overflow Buffers.
This issue affects rlottie: before dcfde72eae1b0464dc0dd760aec00ada6a148635.
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Analysis
by VulDB Data Team • 06/04/2026
The rlottie library represents a critical vulnerability in Samsung's open source software ecosystem that manifests as an out-of-bounds write condition within the buffer management subsystem. This vulnerability specifically impacts the rlottie component which is designed to handle vector graphics and animations in various Samsung applications and platforms. The flaw exists in the library's handling of buffer allocations and memory management operations, creating a scenario where malicious input can cause the application to write data beyond the allocated memory boundaries. This particular vulnerability affects versions of rlottie prior to the commit hash dcfde72eae1b0464dc0dd760aec00ada6a148635, indicating that the issue was present in the codebase before this specific revision was implemented.
The technical nature of this vulnerability stems from inadequate bounds checking within the buffer handling mechanisms of rlottie. When processing vector graphics data, the library fails to properly validate the size and boundaries of memory allocations before writing data to memory locations. This allows an attacker to potentially overwrite adjacent memory regions, leading to unpredictable behavior including application crashes, memory corruption, or even arbitrary code execution. The vulnerability operates at the intersection of buffer overflow conditions and memory safety issues, specifically classified as a CWE-787 Out-of-bounds Write vulnerability. This type of flaw is particularly dangerous because it can be exploited to manipulate program execution flow or corrupt critical system data.
The operational impact of this vulnerability extends across Samsung's ecosystem where rlottie is integrated, potentially affecting mobile applications, web browsers, and embedded systems that rely on vector graphics rendering. Attackers could exploit this weakness by crafting malicious vector graphics files or animation sequences that trigger the out-of-bounds write condition during normal processing operations. The exploitability of this vulnerability is enhanced by the fact that it operates within a widely used open source component, meaning that any application or platform utilizing rlottie is potentially at risk. This creates a significant attack surface that could be leveraged for privilege escalation, denial of service attacks, or more sophisticated exploitation techniques that could compromise entire systems.
Mitigation strategies for this vulnerability should focus on immediate codebase updates to the patched version referenced by commit dcfde72eae1b0464dc0dd760aec00ada6a148635. Organizations should implement comprehensive code review processes that specifically target buffer management operations and memory safety checks. The implementation of address sanitizers, bounds checking mechanisms, and memory protection features such as stack canaries can provide additional layers of defense against similar vulnerabilities. From an ATT&CK framework perspective, this vulnerability aligns with techniques involving buffer overflow exploitation and memory corruption attacks, making it a critical concern for defensive security operations. System administrators should also consider implementing runtime monitoring and intrusion detection systems to identify potential exploitation attempts targeting this specific vulnerability. Regular security assessments and vulnerability scanning should be conducted to ensure that all instances of rlottie within the organization's infrastructure are updated and properly secured against this and similar memory safety issues.