Excessive Allocation in rlottie Due to Improper Input Validation

Executive Summary

This vulnerability involves improper input validation and resource allocation in Samsung's rlottie library. It allows excessive resource consumption due to lack of limits or throttling when processing certain inputs, potentially leading to system instability or crashes.

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Detection Guidance

To detect this vulnerability, monitor for excessive resource consumption by rlottie processes. Check for unusually high CPU or memory usage during media processing. Inspect logs for errors related to deep nesting or oversized inputs in animations. Validate if the installed rlottie version lacks the safety limits mentioned in the patch.

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Impact Analysis

An attacker could exploit this to cause denial-of-service by consuming excessive system resources through specially crafted inputs, leading to application crashes or degraded performance on affected systems.

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Compliance Impact

The vulnerability involves excessive resource allocation due to improper input validation, which could lead to denial-of-service conditions. This may impact compliance with standards like GDPR or HIPAA by disrupting system availability, potentially affecting data processing or service delivery. However, specific compliance impacts are not detailed in the provided context.

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Mitigation Strategies

Update to the latest version of Samsung Open Source rlottie that includes safety limits for resource consumption, such as capping nesting depth and render-node count. Monitor for excessive resource usage in applications using rlottie.

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