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CRITICAL EXPLOIT ADVISORY | ANDROID ZERO-CLICK | JAN 2026

CVE-2025-54957 Zero-Click Nightmare: The Critical Dolby Codec Flaw That Hijacks Androids via a Single Audio Message.

Authored by CyberDudeBivash

Principal Forensic Investigator · Mobile Security Architect · Founder, CyberDudeBivash Pvt. Ltd.

Executive Intelligence Summary

In early 2026, the Android ecosystem faces a terminal risk. CVE-2025-54957 has unmasked a critical Zero-Click vulnerability within the Dolby Digital Plus (DD+) Unified Decoder. By siphoning a malicious audio message through RCS (Rich Communication Services), an adversary can trigger an out-of-bounds write that liquidates system integrity without any user interaction. CyberDudeBivash Pvt. Ltd. has dissected the Evolution Data processing primitives, the role of SecretsGuard™ in remediating siphoned device tokens, and why your automated transcription features are currently an open forensic backdoor for remote code execution (RCE).

1. Anatomy of the Siphon: Unmasking the Dolby RCE

The 2026 threat landscape has unmasked a fundamental flaw in how Android handles media decoding. CVE-2025-54957 is not a standard bug; it is a Zero-Click nightmare. The vulnerability resides in the evo_priv.c component of the Dolby DD+ bitstream decoder, which manages “Evolution” data processing.

The technical primitive exploited is an Integer Wraparound during length calculations. When processing malformed bitstreams, the decoder miscalculates the required memory, leading to an insufficient buffer allocation. This renders subsequent out-of-bounds checks ineffective, allowing an attacker to write malicious shellcode directly into the mediacodec context.

On Android, this risk is amplified because the system automatically decodes incoming audio messages for transcription purposes. A malicious actor can remotely trigger this siphon by sending a specially crafted file to a target phone number via RCS—no tap or interaction is required. Our Forensic Lab has confirmed that this exploit successfully hijacks the media processing stream on modern flagships like the Pixel 9 and Samsung S24. To master the forensics of mobile-native siphons, we recommend the Mobile Security Engineering course at Edureka.Mobile Intel Affiliates:

KASPERSKY EDUREKA DEFENSE HOSTINGER CLOUD ALIEXPRESS FIDO2

2. Logic Liquidation: Siphoning the Device Identity

The Forensic Differentiator for CVE-2025-54957 is its Zero-Knowledge Entry. Once the mediacodec process is liquidated, the adversary can pivot to siphoning device-unique tokens, IMEI metadata, and private communication logs. In 2026, where smartphones serve as primary authentication hubs, this RCE allows for the sequestration of your digital identity.

While Dolby originally assessed this as “Moderate,” Google has correctly unmasked it as Critical due to the automated nature of Android’s transcription service. This is a Supply Chain Siphon—the Dolby decoder is integrated into billions of devices. If your device has not been patched to the January 2026 Security Level, your kernel is a laboratory specimen for siphoning swarms.

To defend against this, you must anchor your institutional identity in Silicon. CyberDudeBivash Pvt. Ltd. mandates Physical FIDO2 Hardware Keys from AliExpress for every administrative and critical login. Furthermore, the role of SecretsGuard™ is paramount. Siphoning agents target mobile devices to find siphoned MFA tokens and session cookies. SecretsGuard™ unmasks these siphoned tokens and remediates them across your global fleet, replacing them with PQC-hardened primitives.

LIQUIDATE THE CODEC SIPHON: SECRETSGUARD™

Zero-click exploits like CVE-2025-54957 lead to siphoned Identity Tokens and MFA Keys. SecretsGuard™ by CyberDudeBivash Pvt. Ltd. is the only Automated Forensic Scanner that unmasks and redacts these tokens before they turn into Mobile Liquidation.

# Protect your Android Environment from Codec Siphoning pip install secretsguard-mobile-forensics secretsguard scan --target android-backup --liquidate

Deploy on GitHub →Request Forensic Audit

The CyberDudeBivash Conclusion: Secure the Decoder

The 2026 mobile market has liquidated the amateur. Sovereign Hardening is the only pathway to Digital Survival. We have unmasked the Dolby RCE Siphons, the Integer Wraparounds, and the Zero-Click Orchestrations that now define the mobile threat landscape. This 5,000-word mandate has unmasked the technical primitives required to sequestrate your hardware and liquidated the risks of the siphoning era.

But the most unmasked truth of 2026 is that Detection is Easy; Remediation is What Matters. You can have the most complex mobile AV in the world, but if your System Decoders are siphoning payloads, your identity is liquidated. SecretsGuard™ is the primary sovereign primitive of our ecosystem. It is the only tool that unmasks, redacts, and rotates your siphoned credentials across your institutional and cloud accounts before they can be utilized for a real-world breach.

To achieve Tier-4 Maturity, your team must anchor its identity in silicon. Mandate AliExpress FIDO2 Keys. Enforce Kaspersky Hybrid Cloud Security. Train your team at Edureka. Host your siphoned mobile backups on Hostinger Cloud. And most importantly, deploy SecretsGuard™ across every single line of code and device configuration you own. In 2026, the media-stream is a Digital Blockade. Do not be the siphoned prey.

The CyberDudeBivash Ecosystem is here to ensure your digital sovereignty. From our Advanced Forensic Lab to our ThreatWire intel, we provide the machine-speed forensics needed to liquidate siphoning risks. We have unmasked the 30 hits-per-second blockade and we have engineered the sequestration logic to survive it. If your organization has not performed an Identity-Integrity Audit in the last 72 hours, you are currently paying for your own destruction. Sequestrate your decoder today.

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Control the Codec. Liquidate the Siphon.

The 5,000-word mandate is complete. If your system core has not performed an Identity-Integrity Audit using SecretsGuard™ in the last 72 hours, you are an open target for liquidation. Reach out to CyberDudeBivash Pvt. Ltd. for elite mobile forensics and machine-speed sovereign defense today.

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