Threshold Network partially resumes tBTC bridge operations as Aave keeps $120 million reserve frozen

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Threshold tBTC bridge partial resumption

Highlights

Threshold Network partially resumed tBTC bridge operations after patching a critical Linux kernel vulnerability, with no evidence of exploitation found.
Aave maintains $120 million in tBTC reserves frozen on Ethereum Core since Oct. 31, restricting new tBTC deposits and borrowing activity.
Approximately 4,320 BTC remains in Threshold bridge wallets versus 4,185 tBTC in circulation, with no unauthorized Bitcoin transfers or token minting detected.

Bridge restart follows security patching

As reported by Cointelegraph, Threshold said on Sunday that the bridge’s underlying network is restarting as security-patched node operators reconnect. Those independent operators collectively authorize Bitcoin movements and handle deposits and redemptions across the system.

Requests submitted before the shutdown are expected to be processed as more operators come back online, but the application is not yet accepting new deposits, minting or redemptions until enough nodes return. Threshold does not provide a restart date for full functionality.

The project halted the bridge on Oct. 30 while operators addressed a critical Linux kernel vulnerability that could allow remote attackers to execute code on unpatched servers. Threshold says it finds no evidence that the flaw was exploited against tBTC nodes.

DeFi exposure remains limited on Aave

Aave froze its tBTC reserve on Ethereum Core on Oct. 31 to prevent additional exposure while redemptions were unavailable. The restriction blocks new tBTC deposits and prevents the token from adding borrowing power, while existing users can still withdraw and repay loans.

Threshold says about 4,320 BTC remains in bridge wallets against roughly 4,185 tBTC in circulation, with no unauthorized Bitcoin transfers or token minting detected. Aave risk provider LlamaRisk says it will propose restoring the reserve after Threshold’s operations return to normal.

Cybersecurity funding trends we previously covered highlighted how investment stayed resilient, with total capital rising on the back of larger late-stage rounds even as the number of deals declined. That piece also pointed to strong interest in AI-driven and identity security startups, alongside active M&A as companies consolidated to strengthen defenses. The backdrop underscores why critical vulnerabilities and rapid patching remain central not only for operators, but for the broader security ecosystem investors are backing.

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