Skip to content
Navigation Menu
Toggle navigation
Sign in
Appearance settings
Platform
AI CODE CREATION
GitHub Copilot
Write better code with AI
GitHub Spark
Build and deploy intelligent apps
GitHub Models
Manage and compare prompts
MCP Registry
New
Integrate external tools
DEVELOPER WORKFLOWS
Actions
Automate any workflow
Codespaces
Instant dev environments
Issues
Plan and track work
Code Review
Manage code changes
APPLICATION SECURITY
GitHub Advanced Security
Find and fix vulnerabilities
Code security
Secure your code as you build
Secret protection
Stop leaks before they start
EXPLORE
Why GitHub
Documentation
Blog
Changelog
Marketplace
View all features
Solutions
BY COMPANY SIZE
Enterprises
Small and medium teams
Startups
Nonprofits
BY USE CASE
App Modernization
DevSecOps
DevOps
CI/CD
View all use cases
BY INDUSTRY
Healthcare
Financial services
Manufacturing
Government
View all industries
View all solutions
Resources
EXPLORE BY TOPIC
AI
Software Development
DevOps
Security
View all topics
EXPLORE BY TYPE
Customer stories
Events & webinars
Ebooks & reports
Business insights
GitHub Skills
SUPPORT & SERVICES
Documentation
Customer support
Community forum
Trust center
Partners
View all resources
Open Source
COMMUNITY
GitHub Sponsors
Fund open source developers
PROGRAMS
Security Lab
Maintainer Community
Accelerator
GitHub Stars
Archive Program
REPOSITORIES
Topics
Trending
Collections
Enterprise
ENTERPRISE SOLUTIONS
Enterprise platform
AI-powered developer platform
AVAILABLE ADD-ONS
GitHub Advanced Security
Enterprise-grade security features
Copilot for Business
Enterprise-grade AI features
Premium Support
Enterprise-grade 24/7 support
Pricing
is:issue state:open label:C-enhancement
Search code, repositories, users, issues, pull requests...
Search syntax tips
Provide feedback
Saved searches
Use saved searches to filter your results more quickly
Sign in
Sign up
Appearance settings
Resetting focus
You signed in with another tab or window.
Reload
to refresh your session.
You signed out in another tab or window.
Reload
to refresh your session.
You switched accounts on another tab or window.
Reload
to refresh your session.
Dismiss alert
{{ message }}
rust-lang
/
miri
Public
Notifications
You must be signed in to change notification settings
Fork
466
Star
6k
Code
Issues
158
Pull requests
19
Actions
Projects
Security and quality
0
Insights
Additional navigation options
Code
Issues
Pull requests
Actions
Projects
Security and quality
Insights
Reference to uninitialized memory is not caught
#2518 ·
nandesu-utils
opened
on Aug 29, 2022
6
Issues
Search Issues
is
:
issue
state
:
open
label
:
C-enhancement
is:issue state:open label:C-enhancement
Search
Labels
Milestones
New issue
Search results
Open
Closed
Windows: support DuplicateHandle on GetCurrentThread handle (and generally fix thread handle behavior)
A-shims
Area: This affects the external function shims
Area: This affects the external function shims
A-windows
Area: affects only Windows targets
Area: affects only Windows targets
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Status: Open.
#4830
In rust-lang/miri;
·
RalfJung
opened
on Jan 24, 2026
Make UnsafePinned handling properly per-byte
A-aliasing
Area: This affects the aliasing model (Stacked/Tree Borrows)
Area: This affects the aliasing model (Stacked/Tree Borrows)
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
I-misses-theoretical-UB
Impact: Miri does not report UB when it should, but codegen also "misses" this UB
Impact: Miri does not report UB when it should, but codegen also "misses" this UB
Status: Open.
#4819
In rust-lang/miri;
·
RalfJung
opened
on Jan 19, 2026
Support fstat on non-file-backed FDs
A-files
Area: related to files, paths, sockets, file descriptors, or handles
Area: related to files, paths, sockets, file descriptors, or handles
A-shims
Area: This affects the external function shims
Area: This affects the external function shims
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
E-good-first-issue
A good way to start contributing, mentoring is available
A good way to start contributing, mentoring is available
Status: Open.
#4753
In rust-lang/miri;
·
RalfJung
opened
on Dec 8, 2025
Support "lstat" and "stat" on Linux (and all other Unixes)
A-files
Area: related to files, paths, sockets, file descriptors, or handles
Area: related to files, paths, sockets, file descriptors, or handles
A-shims
Area: This affects the external function shims
Area: This affects the external function shims
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
E-good-first-issue
A good way to start contributing, mentoring is available
A good way to start contributing, mentoring is available
Status: Open.
#4744
In rust-lang/miri;
·
RalfJung
opened
on Dec 6, 2025
Simplify libc-based tests with shared helpers
A-tests
Area: affects our test suite or CI
Area: affects our test suite or CI
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
E-good-first-issue
A good way to start contributing, mentoring is available
A good way to start contributing, mentoring is available
Status: Open.
#4725
In rust-lang/miri;
·
RalfJung
opened
on Nov 25, 2025
GenMC: support macOS
A-genmc
Area: affects the GenMC concurrency model checking support in Miri
Area: affects the GenMC concurrency model checking support in Miri
A-mac
Area: Affects only macOS targets
Area: Affects only macOS targets
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Status: Open.
#4703
In rust-lang/miri;
·
RalfJung
opened
on Nov 17, 2025
FFI mode does not support accessing C-allocated memory from Rust
A-native
Area: calling native functions via FFI
Area: calling native functions via FFI
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Status: Open.
#4647
In rust-lang/miri;
·
weiznich
opened
on Oct 23, 2025
native-lib mode segfaults when calling Rust function pointer from C
A-native
Area: calling native functions via FFI
Area: calling native functions via FFI
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Status: Open.
#4639
In rust-lang/miri;
·
weiznich
opened
on Oct 21, 2025
Improve debuggability of data race diagnostics with additional logging of data race detector state and weak memory effects
A-data-race
Area: data race detector
Area: data race detector
A-diagnostics
errors and warnings emitted by miri
errors and warnings emitted by miri
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Status: Open.
#4638
In rust-lang/miri;
·
sandersaares
opened
on Oct 21, 2025
Not all Windows ctor sections are supported
A-windows
Area: affects only Windows targets
Area: affects only Windows targets
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Status: Open.
#4520
In rust-lang/miri;
·
mmastrac
opened
on Aug 10, 2025
Direct I/O file system flag not supported
A-files
Area: related to files, paths, sockets, file descriptors, or handles
Area: related to files, paths, sockets, file descriptors, or handles
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Status: Open.
#4462
In rust-lang/miri;
·
nazar-pc
opened
on Jul 11, 2025
Confusing diagnostics when accessing non-Rust memory via exposed provenance
A-diagnostics
errors and warnings emitted by miri
errors and warnings emitted by miri
C-enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Category: a PR with an enhancement or an issue tracking an accepted enhancement
Status: Open.
#4416
In rust-lang/miri;
·
iximeow
opened
on Jun 27, 2025
You can’t perform that action at this time.