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After 18 years of daily use, the author is leaving GitHub due to frequent outages and unreliability impacting his project, Ghostty. He has been a passionate GitHub user since 2008, even aspiring to work there. Ghostty will move to a new provider, with a read-only mirror remaining on GitHub.
The US government ordered Anthropic to suspend access to Fable 5 and Mythos 5 for foreign nationals due to national security concerns, potentially related to a jailbreak vulnerability. Anthropic disputes the severity of the finding and plans to restore access.
The front page includes stories about Starship HLS-9's telemetry from the Sea of Tranquility, a Rust kernel in Linux 7.4, ITER achieving net positive energy, Google killing Gemini Cloud Services, Debian 18 "Trixie" released, EU passing "Right to Human Verification" Act, FDA approves over-the-counter CRISPR, Microsoft Office 365 prices increase, and IBM potentially acquiring OpenAI.
According to the write-up, OpenSSH sshd on musl Linux without PAM and with password authentication enabled accepts any password of 257–1024 characters for an account whose shadow password field is “*” when another account has a real password; the write-up says this has affected Alpine, OpenWrt, Buildroot and Yocto builds since 2016. According to the write-up, on Alpine’s official AWS and Azure images the affected “*” account is the default alpine user, which has passwordless doas and therefore root; it says OpenSSH 10.6p2 fixes the issue and that turning password authentication off is the mitigation if updating is not yet possible.
In Experiment 8, Astra edited 0.016% of Qwen3.5-0.8B’s weights, with thinking on, without gradients or training and, with 50 forward passes under temperature 0.6, top-p 0.95, top-k 20 and presence penalty 1.5, the authors report MATH-500 rising from 7.9% to 48.1%. In Experiment 7, the authors report Astra could not tell from weights alone which of two Gemma 3 270M copies was sycophantic in four attempts; with only attention patterns from both models run on up to 16 texts it wrote, it chose the sycophant in all three pairs.
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