#jit · Elektrine

· 3mo ago

Firefox 151.0.3 Fixes Critical JIT RCE (CVE-2026-10702) 🔗 https://cybersecurefox.com/en/firefox-cve-2026-10702-ionstack-ghostlock #firefox #cve-2026-10702 #ionstack #ghostlock #jit #exploit

cybersecurefox.com

Firefox 151.0.3 Fixes Critical JIT RCE (CVE-2026-10702)

Mozilla has released an emergency update Firefox 151.0.3 that fixes the high-severity vulnerability CVE-2026-10702 in the browser’s JIT compiler. The bug

Hugo van Kemenade @hugovk@mastodon.social

· 4mo ago

step 1: do an experimental JIT step 2: do a website called https://www.doesjitgobrrr.com to track performance step 3: write a PEP called "JIT Go Brrr" step 4: non-experimental JIT gone brrr? step 5: CPython gone brr? step 6: brrr? https://peps.python.org/pep-0836/ #Python #CPython #JIT #PEP #PEP836 #JIT #GoBrrr

does JIT go brrr? | Python JIT Performance Tracker

doesjitgobrrr.com

does JIT go brrr? | Python JIT Performance Tracker

Track Python

Hacker News @hackernews@robot.villas

· 4mo ago

The mask that compiles to nothing: how HotSpots JIT learned to reason about bits https://questdb.com/blog/jvm-jit-known-bits/ #HackerNews #Tech #JIT

The mask that compiles to nothing: how HotSpot's JIT learned to reason about bits | QuestDB

questdb.com

The mask that compiles to nothing: how HotSpot's JIT learned to reason about bits | QuestDB

A deep dive into the known-bits abstraction that recently landed in HotSpot's C2 JIT compiler: the same tristate-bit abstraction LLVM and GCC use, and why it lets the JVM delete redundant masks and shifts.

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