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Commits are snapshots, not diffs

Git has a reputation for being confusing. Users stumble over terminology and phrasing that misguides their expectations. This is most apparent in commands that “rewrite history” such as git cherry-pick or git rebase. In my experience,…

GitHub in the enterprise

During the last year alone, over 56 million developers created more than 60 million new repos and made more than 1.9 billion contributions on GitHub. These developers are building the…

Securing the fight against COVID-19 through open source

This blog describes a security vulnerability in the infrastructure that supports Germany’s COVID-19 contact tracing efforts. The mobile (Android/iOS) apps are not affected by the vulnerability and do not collect and/or transmit any personal data other than the device’s IP address. The infrastructure takes active measures to disassociate true positives from client IP addresses.

An illustration of two octocats repairing a robot.

Unwatch recommendations

GitHub will recommend you unwatch repositories that you are no longer interacting with. You will see these recommendations when: You check your notifications on GitHub You search for notifications on…

An illustration of two octocats repairing a robot.

New npm documentation site

Along with the release of version 7 of the npm CLI, we have updated the npm documentation site to add the documentation for the new release. In addition, we’ve made…

Exploiting a textbook use-after-free security vulnerability in Chrome

In this post I’ll give details about how to exploit CVE-2020-6449, a use-after-free (UAF) in the WebAudio module of Chrome that I discovered in March 2020. I’ll give an outline of the general strategy to exploit this type of UAF to achieve a sandboxed RCE in Chrome by a single click (and perhaps a 2 minute wait) on a malicious website.

Highlights from Git 2.29

The open source Git project just released Git 2.29 with features and bug fixes from over 89 contributors, 24 of them new. Last time we caught up with you, Git 2.28 had just been…

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