Alerts This Week
Warning Icon 1 619
Alerts This Week
Warning Icon 1 619

Debian 12 rust-lib_xyz Significant CVE-2026-33058 Memory Leak Issue

fedora
Calendar Grey March 31, 2026
Dist Fedora Esm H88
Update for Fedora 44 includes rust-scx_rustland rebuilt with rust-tar to address important buffer overflow issue.
Rebuilt with rust-tar 0.4.45 for CVE-2026-33056

Summary

A BPF component (dispatcher) that implements the low level

sched-ext functionalities and a user-space counterpart (scheduler),

written in Rust, that implements the actual scheduling policy.

This is used within sched_ext, which is a Linux kernel feature

which enables implementing kernel thread schedulers in BPF and

dynamically loading them.

https://github.com/sched-ext/scx/tree/main

Update Information:

Rebuilt with rust-tar 0.4.45 for CVE-2026-33056

Topics%20covered

Topics Covered

security advisory fedora buffer overflow important rust-scx_rustland cve-2026-33056

Change Log

* Mon Mar 23 2026 Benjamin A. Beasley - 0.0.3-8 - Rebuilt with rust-tar 0.4.45 for CVE-2026-33056 - Update License based on a current Rawhide build

References

Fedora Update Notification FEDORA-2026-4bf6df19ae 2026-03-31 14:46:13.737863+00:00 Name : rust-scx_rustland Product : Fedora 44 Version : 0.0.3 Release : 8.fc44 URL : https://crates.io/crates/scx_rustland Summary : A simple user-space scheduler written in Rust Description : A BPF component (dispatcher) that implements the low level sched-ext functionalities and a user-space counterpart (scheduler), written in Rust, that implements the actual scheduling policy. This is used within sched_ext, which is a Linux kernel feature which enables implementing kernel thread schedulers in BPF and dynamically loading them. https://github.com/sched-ext/scx/tree/main

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-4bf6df19ae' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
important
Lowest
Low
Medium
High
Critical

Name: rust-scx_rustland
Product: Fedora 44
Version: 0.0.3
Release: 8.fc44
URL: https://crates.io/crates/scx_rustland
Summary: A simple user-space scheduler written in Rust

Topics%20covered

Topics Covered

security advisory fedora buffer overflow important rust-scx_rustland cve-2026-33056

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Related News

Your message here