US government warns of critical CopyFail bug affecting major versions of Linux

A serious security vulnerability affecting nearly all versions of the Linux operating system has caught defenders off guard and scrambling to patch it after security researchers published exploit code that gave attackers complete control over vulnerable systems. The U.S. government says the bug, called “CopyFail,” is currently being exploited and actively used in malicious hacking […]

OpenAI’s cozy partner Cerebras is on track for a major IPO

The long-running saga of Cerebras Systems’ IPO is finally nearing the finish line. The AI ​​chip maker announced Monday that it is preparing to sell 28 million shares at a price of $115 to $125 per share. This will raise $3.5 billion and give the company a maximum market cap of $26.6 billion. For latecomers […]

Imagery AI models outpace chatbot upgrades to drive app growth

Image model releases are driving the growth of AI mobile apps, generating 6.5 times more downloads than traditional model updates, according to a new report from app intelligence provider Appfigures. This marks a change from earlier times when demand increased with the release of new models that enhanced the conversation experience, along with new features […]

Sierra raises $950M as competition to own enterprise AI intensifies

Brett Taylor’s AI startup Sierra has raised $950 million in a funding round led by Tiger Global and GV, the company announced Monday, giving it a post-money valuation of more than $15 billion. The funding brings Sierra more than $1 billion in funding, which the company says it will use to become the “world standard” […]

Anthropic and OpenAI both launch enterprise AI services joint venture

On Monday, Anthropic announced a joint venture focused on deploying enterprise AI services. Blackstone, Hellman & Friedman and Goldman Sachs will be founding partners in the new venture, which will be backed by a group of VCs, hedge funds and private equity firms including Apollo Global Management, General Atlantic, GIC, Leonard Green and Sequoia Capital. […]

US healthcare market shares citizenship and race data with ad tech giants

Nearly all of America’s 20 state-run health insurance marketplaces shared their residents’ application information with advertising and technology giants like Google, LinkedIn, Meta and Snap, according to a new Bloomberg study. The report highlights privacy concerns posed by pixel-sized trackers that allow website owners to collect information about visitors for web analytics and bug identification. […]

5 days left until your second Disrupt 2026 pass is 50% off

This one. BOGO offer is valid. For a limited time only, buy one pass to TechCrunch Disrupt 2026 and get 50% off a second pass of the same type of ticket. This is a short period of time to bring someone in and you get more out of being there. Bring your colleagues. Co-founder. Partner. […]

Barocal can cool food and drinks by squeezing blocks of plastic crystals

Today’s refrigerators operate on the same basic technology as they did over 100 years ago. You’d think by now I could have come up with something better. And we did, but nothing has been able to dethrone the cheap and reliable vapor compression, the process that keeps milk cold today. One startup wants to change […]