microsoft/litebox

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A security-focused library OS supporting kernel- and user-mode execution

Stars: 2.7k
Forks: 144
Open beginner issues: 0
Indexed issues: 123
Avg merge: 12h 21m
Merged PRs (30d): 146

Dominant language: Rust
License: MIT
Last GitHub push: Sep 19, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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123 open issues indexed

Automated search for runtime-loaded libraries Open

enhancement priority-low

Difficulty 4/5 3-5 days Newbie friendliness 45/100

microsoft/litebox#768 · Opened Apr 13, 2026
Add MapMemory::unmap Open

Difficulty 3/5 1-2 days Newbie friendliness 64/100

microsoft/litebox#762 · Opened Apr 8, 2026
Pick an MSRV Open

enhancement layer-META

microsoft/litebox#750 · 1 comment · 1 assignee · Opened Apr 6, 2026
Misusage of `litebox_packager` in a non-dev environment Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

microsoft/litebox#737 · Opened Apr 1, 2026
build on windows failed could not compile `seccompiler` (lib) due to 8 previous errors Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

microsoft/litebox#736 · Opened Mar 31, 2026
Support for blocking FS Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#721 · Opened Mar 12, 2026
Run unixbench via dev_bench Open

microsoft/litebox#718 · 1 assignee · Opened Mar 12, 2026
Better design for host-originating signals Open

discussion layer-litebox priority-low

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#707 · 1 comment · Opened Mar 9, 2026
litebox_rtld_audit.so in windows userland runner may be stale Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/litebox#703 · Opened Mar 6, 2026
Make a decision on chdir support Open

discussion layer-litebox

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#696 · 1 comment · Opened Mar 2, 2026
Linux kernel CPU mask vs Hyper-V VP index Open

target-lvbs

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/litebox#677 · 2 comments · Opened Feb 20, 2026
Refactoring LVBS platform Open

target-lvbs

Difficulty 5/5 Over a week Newbie friendliness 35/100

microsoft/litebox#675 · 4 comments · Opened Feb 20, 2026
Cleanup: check for integer overflows on user inputs Open

layer-META

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/litebox#672 · Opened Feb 19, 2026
No cross-core TLB shootdown (IPI) Open

enhancement layer-platform

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#671 · 4 comments · Opened Feb 19, 2026
Package LVBS Globals Open

priority-low target-lvbs

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/litebox#670 · Opened Feb 19, 2026
Panic in "If it does actually panic, then ping the authors of LiteBox" Open

priority-low

Difficulty 3/5 1-2 days Newbie friendliness 38/100

microsoft/litebox#650 · 2 comments · 1 reaction · Opened Feb 8, 2026
Eliminate the global variable SHIM in litebox_runner_snp Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/litebox#644 · Opened Feb 6, 2026
Improve the safety and security of the Physical Pointer Abstraction Open

target-lvbs

microsoft/litebox#642 · 2 comments · 1 assignee · Opened Feb 5, 2026
Fix suseconds_t type signedness for Linux ABI compatibility Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

microsoft/litebox#608 · 1 comment · Opened Feb 1, 2026
Consider bounds-on-individual-methods for Raw*Pointer traits Open

enhancement layer-litebox

Difficulty 5/5 Over a week Newbie friendliness 18/100

microsoft/litebox#595 · 1 comment · Opened Jan 29, 2026
Use AES-CTR DRBG as a Cryptographically Secure Pseudo-Random Number Generator (CSPRNG) Open

target-lvbs

microsoft/litebox#593 · 3 comments · 1 reaction · 2 assignees · Opened Jan 28, 2026
specify the meaning of registers in `OpteeSmcArgsPage` Open

Difficulty 1/5 Under an hour Newbie friendliness 58/100

microsoft/litebox#590 · Opened Jan 24, 2026
Relocate `OpteeSmcArgsPage` Open

target-lvbs

Difficulty 3/5 1-2 days Newbie friendliness 25/100

microsoft/litebox#589 · Opened Jan 23, 2026
Reduce/eliminate unsafe code in the shims Open

layer-shim

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#560 · 1 comment · Opened Dec 16, 2025
test_poll transient error Open

layer-shim target-linux

microsoft/litebox#549 · 1 comment · 1 reaction · 2 assignees · Opened Dec 10, 2025
flattened model for syscall parsing Open

enhancement

microsoft/litebox#537 · 1 comment · 1 assignee · Opened Dec 4, 2025
gsbase-less kernel Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#514 · Opened Nov 21, 2025
RFC: "Raw" pointer improvements Open

discussion layer-litebox

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#505 · 3 comments · Opened Nov 19, 2025
Separate VA reservation from mapping/allocation on Windows Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#489 · Opened Nov 13, 2025
Extend litebox context to include xsave state Open

enhancement layer-litebox

Difficulty 5/5 Over a week Newbie friendliness 30/100

microsoft/litebox#485 · Opened Nov 11, 2025
Certain relative-path dynamic linking causes failure Open

bug

microsoft/litebox#478 · 1 assignee · Opened Nov 7, 2025
ELFs with specific alignment can fail rewriting Open

bug

microsoft/litebox#477 · 1 assignee · Opened Nov 7, 2025
RFC: Interruption model Open

discussion layer-litebox layer-platform layer-shim

Difficulty 5/5 Over a week Newbie friendliness 30/100

microsoft/litebox#438 · 1 comment · Opened Oct 20, 2025
Consider Send/Sync-ness of RawConstPtr and friends Open

discussion layer-litebox

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#431 · 2 comments · Opened Oct 16, 2025
Explicit thread-spawn-context construction Open

discussion enhancement layer-litebox

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#429 · 2 comments · Opened Oct 16, 2025
Improve unit tests in shim Open

enhancement layer-shim

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/litebox#414 · Opened Oct 13, 2025
Adding new interface to RawMutPointer to allow to write one field of a struct Open

enhancement layer-litebox

Difficulty 3/5 1-2 days Newbie friendliness 35/100

microsoft/litebox#396 · 3 comments · Opened Sep 29, 2025
fs: file-level metadata Open

enhancement layer-litebox priority-low

Difficulty 5/5 Over a week Newbie friendliness 30/100

microsoft/litebox#392 · 1 comment · Opened Sep 26, 2025
fs: Support for symlinks Open

enhancement layer-litebox

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#390 · 1 comment · Opened Sep 26, 2025
File migration to partially writable layer Open

bug layer-litebox

microsoft/litebox#379 · 2 comments · 1 assignee · Opened Sep 23, 2025
Tracking Task Prioritization Open

layer-META tracking-issue

microsoft/litebox#360 · 3 assignees · Opened Sep 17, 2025
Tracking issue: improvements to punchthrough Open

discussion enhancement layer-litebox

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#347 · 1 comment · Opened Sep 13, 2025
Improved fs support in Linux Userland Platform Open

enhancement layer-platform target-linux

Difficulty 5/5 Over a week Newbie friendliness 25/100

microsoft/litebox#341 · Opened Sep 12, 2025
Leverage CI cache to bootstrap the test `test_node_with_rewriter` Open

enhancement layer-META

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/litebox#325 · Opened Sep 9, 2025
Improving atomic user pointer support Open

enhancement layer-litebox priority-high

microsoft/litebox#296 · 1 assignee · Opened Aug 26, 2025
Build exception table for fallible memcpy Open

layer-platform target-linux

microsoft/litebox#289 · 1 assignee · Opened Aug 25, 2025
vDSO error handling on Windows Open

target-windows

Difficulty 4/5 3-5 days Newbie friendliness 25/100

microsoft/litebox#287 · Opened Aug 23, 2025
Signal handling on `WindowsUserland` Open

target-windows

Difficulty 4/5 3-5 days Newbie friendliness 35/100

microsoft/litebox#285 · Opened Aug 22, 2025
Guest Linux `vDSO` support in `FreeBSDUserland` Open

enhancement target-freebsd

Difficulty 4/5 3-5 days Newbie friendliness 45/100

microsoft/litebox#284 · 1 reaction · Opened Aug 22, 2025
Checking validity of user-space pointers in kernel land Open

discussion enhancement layer-litebox

microsoft/litebox#283 · 1 assignee · Opened Aug 22, 2025

microsoft/litebox

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