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Ruby 4.0 Universal RCE Deserialization Gadget Chain

https://www.elttam.com/blog/ruby-4-0-universal-rce-deserialization-gadget-chain
18•pentestercrab•2h ago

Comments

Nextgrid•21m ago
Doesn't this already require to be "on the other side of the airtight hatchway", or am I missing something?

The Marshal.load docs explicitly have a warning that you should not pass it untrusted data: https://docs.ruby-lang.org/en/master/Marshal.html#module-mar...

sebiw•3m ago
Which brings us to the old saying: Do not deserialize untrusted data.

In the context of Rubygems and their specs this obviously is harder to manage but dependencies such as Rubygems are and will always be part of your app's Trusted Computing Base.

GLM-5.3: Frontier coding with emergent cyber capabilities

https://z.ai/blog/glm-5.3
373•pella•3h ago•145 comments

Gemini 3.7 Flash

https://blog.google/innovation-and-ai/models-and-research/gemini-models/introducing-gemini-3-7-fl...
805•thisisauserid•15h ago•425 comments

Phones should have a 'guest lock' feature

https://curvise.net/the-phone-features-i-cant-believe-we-dont-have/
14•crisdias•32m ago•19 comments

Accelerating GPT-5.6 Sol Ultrafast

https://www.cerebras.ai/blog/accelerating-gpt-5-6-sol-ultrafast-with-openai
574•pr337h4m•14h ago•232 comments

Hello, me. It's been a while

https://themech.net/2026/08/hello-me-its-been-a-while/
190•somesoftdev•14h ago•93 comments

Show HN: C# Game Engine with its own scripting language and IDE

https://github.com/ArcadeMakerSources/ArcadeMaker
31•am-gm•2d ago•2 comments

Show HN: Lumabri – Run Moe Models on a P2P Swarm with Colibri

https://github.com/JustVugg/lumabri
7•vforno•7h ago•1 comments

Bluesky Protocol Services

https://atproto.com/blog/introducing-bluesky-protocol-services
159•danabramov•8h ago•29 comments

DeepSeek Harness developer preview

https://deepseek.com/harness/en/
648•bjin•19h ago•271 comments

Spaghettifying DRAM

https://github.com/xoreaxeaxeax/skitter-creek-bath-salts
605•matt_d•18h ago•157 comments

Mistral OCR 4.1

https://docs.mistral.ai/models/ocr-4-1
331•spelk•15h ago•132 comments

Understanding is the new bottleneck

https://www.geoffreylitt.com/2026/07/02/understanding-is-the-new-bottleneck
313•sebg•13h ago•168 comments

Ruby 4.0 Universal RCE Deserialization Gadget Chain

https://www.elttam.com/blog/ruby-4-0-universal-rce-deserialization-gadget-chain
19•pentestercrab•2h ago•2 comments

Choose Boring Technology (2015)

https://mcfunley.com/choose-boring-technology
332•tosh•14h ago•164 comments

Donkey.bas is 45 Years Old – 131 line of Glory

https://donkeybas.com/
229•jkrauska•14h ago•104 comments

The Library of Ashurbanipal (2025)

https://www.historytoday.com/archive/feature/library-ashurbanipal
29•samizdis•3d ago•8 comments

What an improv stage can teach you about leading cross-cultural teams in Tokyo

https://www.tokyodev.com/articles/yes-and-what-an-improv-stage-can-teach-you-about-leading-cross-...
6•pwim•1w ago•0 comments

Nine PBS sues Iron Mountain over blocked access to archival data

https://current.org/2026/08/nine-pbs-sues-iron-mountain-over-blocked-access-to-archival-data/
303•vinayakborkar•19h ago•172 comments

Blog about things you don't understand yet

https://www.seangoedecke.com/blog-about-things-you-dont-understand-yet/
94•gfysfm•9h ago•31 comments

How Compaction Works in Pi

https://earendil.com/posts/compaction-in-pi/
158•tosh•14h ago•61 comments

NP-overrated

https://gruhn.me/blog/2026-08-13/
203•theanonymousone•12h ago•139 comments

Where did the old web go? We followed 657,607 links to find out

https://0.mk/blog/link-rot
177•tdx•14h ago•158 comments

Single log line is 49KB+ (ext4) / 110KB+ (btrfs) of systemd-journald disk writes

https://github.com/systemd/systemd/issues/40262
208•ValdikSS•14h ago•131 comments

Eclipse: The Xiaomi 17 Ultra Confuses the Moon and the Sun

https://www.frandroid.com/marques/xiaomi/3211257_photo-de-leclipse-on-a-perce-a-jour-la-petite-tr...
7•n_plus_1_acc•1h ago•0 comments

How Organizations Use AI: Evidence from ChatGPT [pdf]

https://cdn.openai.com/pdf/how-organizations-use-chatgpt.pdf
103•malshe•13h ago•59 comments

Credibility is the barrier to entry in silicon

https://www.siliconimist.com/p/credibility-is-the-barrier-to-entry
20•johncole•3d ago•8 comments

The Legend of the Novell NE2000 [video]

https://www.youtube.com/watch?v=nNXzQ7V1S_k
43•voxadam•4d ago•13 comments

Finite State Machines in Forth (1994)

https://www.forth.org/literature/noble.html
74•ofalkaed•5d ago•2 comments

Cave of the Crystals

https://en.wikipedia.org/wiki/Cave_of_the_Crystals
44•ColinWright•5d ago•2 comments

How Gödel's Proof Works (2020)

https://www.quantamagazine.org/how-godels-proof-works-20200714/
102•tzury•12h ago•42 comments