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"I'm interested in all kinds of astronomy."
Edited 7 months ago
[RSS] A Dual Game Boy Chiptune Keytar

https://blog.adafruit.com/2024/11/25/a-dual-game-boy-chiptune-keytar-musicmonday-2/

"Your scientists were so preoccupied with whether they could, they didn't stop to think if they should."
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Since it's almost been a year and OBTSv7 is around the corner, I published the long overdue writeup for badmalloc:
https://gergelykalman.com/badmalloc-CVE-2023-32428-a-macos-lpe.html

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[RSS] Windows - DPAPI Revisited for Chromium App-Bound encryption recent changes

https://tierzerosecurity.co.nz/2024/11/26/data-protection-windows-api-revisited.html
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Slides & video from our @grehackconf talk "Attacking Hypervisors - A Practical Case" are online! Learn how we exploited vulnerabilities to escape VirtualBox during Pwn2Own Vancouver 2024: https://www.reversetactics.com/publications/2024_conf_grehack_virtualbox/

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Reversing virtualized binaries is no easy task. Our intern Jack took on exploring automated devirtualization techniques, and presents in our latest blog post an efficient, modular, taint-based approach that leverages LLVM IR: https://blog.thalium.re/posts/llvm-powered-devirtualization/

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Channeling @Viss

"Go to the cloud, it'll be great"

Microsoft has been reporting an issue since 8:54pm yesterday. The basic summary of the issue is "Teams,. Exchange, Purview, SharePoint, and Universal Print are all broken". So you know - everything you need to use in Office365 to operate on a day to day basis in a Microsoft world.

Copilot is also broken apparently, but we don't like that anyway, right?!

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A lot of people don’t know this one weird trick — much like JavaScript, C also lets you perform arithmetic with mixed types:

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[RSS] Arbitrary web root file read in Sitecore before v10.4.0 rev. 010422

https://blog.scrt.ch/2024/11/25/arbitrary-web-root-file-read-in-sitecore-before-v10-4-0-rev-010422/
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[RSS] Finding vulnerabilities in ClipSp, the driver at the core of Windows' Client License Platform

https://blog.talosintelligence.com/finding-vulnerabilities-in-clipsp-the-driver-at-the-core-of-windows-client-license-platform/
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Dear everyone who owns domains that are *not used for e-mail*, particularly ones that are potential targets for phishing (banks, high-profile names): Could you please configure SPF+DMARC, ideally with p=reject? You may wonder: Why should I configure anything email for a host that isn't used for email? Well... it helps others to identify spam sent with your domain as the sender.

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@0xabad1dea they could have gone the crowdstrike route and just bricked the laptop when processing the unsigned update.

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Good news: The Dell firmware update utility definitely checks whether update executables are signed.

Bad news: Dell is posting unsigned update executables to their website labeled “critical” which then fail to install due to the good news

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[RSS] How JWT Libraries Block Algorithm Confusion: Key Lessons for Code Review

https://pentesterlab.com/blog/jwt-algorithm-confusion-code-review-lessons
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[RSS] Ruby 3.4 Universal RCE Deserialization Gadget Chain

https://nastystereo.com/security/ruby-3.4-deserialization.html
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bsky.app/profile/mrme.bsky.social/post/3lbql2z2uas2f

Trust me, the Chinese hack Spring apps harder than you: https://juejin.cn/post/6972564484720328718

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Revisiting unresolved JetBrains TeamCity issues: https://cve.mitre.org/cgi-bin/cvekey.cgi?keyword=teamcity

I may be a hater but I'm not lying and to my customers and hiding security issues.

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@screaminggoat @dreadpir8robots @todb @h4sh IME CVE issuance is the easiest part: if vendor is a CNA, they will take care of it, most of the process is coordinating technical details and disclosure. If it's MITRE you can get a CVE basically instantly with their online form.

I have to note that AFAIK MITRE is *not* a fallback (they will redirect you to the CNA you just visited), and H1 is *definitely* not a fallback (for a multitude of reasons). FD is a fallback, and so is CERT-CC in some cases.
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social media platform users are going to link offsite. the only question is how obnoxious the platform will make it for them and everyone else.

(For context: Instagram prohibits links in post text. This, plus the incentive to inflate comments, has led to the proliferation of tools where creators instruct their followers to comment with a specific word to receive a link in their DMs— in this case, to a pie crust recipe)

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@wdormann Is this the feature implemented by ai.exe, aka. "Artificial Intelligence Host"? That thing caused problems for me before by trying to chat with the mothership:

https://www.reddit.com/r/Office365/comments/ylkip5/comment/j3vjm8w/
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