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Fedora 43 rust-time-core Type Confusion DoS Advisory 2026-f400579a21

fedora
Calendar Grey February 10, 2026
Dist Fedora Esm H88
Critical updates for rust-time-core in Fedora 43 address type confusion and DoS threats. Stay secure with these changes.
Update the time crate to version 0.3.47

Summary

Internal implementation details of the 'time' crate.

Update Information:

Update the time crate to version 0.3.47. Update the time-macros crate to version 0.2.27. Update the time-core crate to version 0.1.8. Update the num-conv crate to version 0.2.0. Update the git2 crate to version 0.20.4. Update the bytes crate to version 1.11.1. Additionally, this update contains rebuilds of applications affected by security advisories: bytes: RUSTSEC-2026-0007 git2: RUSTSEC-2026-0008 jsonwebtoken: CVE-2026-25537 time: RUSTSEC-2026-0009 All applications that statically link libgit2 via the git2 Rust bindings were also rebuilt against the latest version of the git2 / libgit2-sys crates to pull in fixes included in libgit2 between v1.8.1 and v1.9.2.

Topics%20covered

Topics Covered

security advisory denial of service security issue fedora type confusion rust-time-core

Change Log

* Fri Feb 6 2026 Fabio Valentini - 0.1.8-1 - Update to version 0.1.8; Fixes RHBZ#2428875 * Sat Jan 17 2026 Fedora Release Engineering - 0.1.6-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild

References


[ 1 ] Bug #2437470 - CVE-2026-25537 rust-jsonwebtoken: jsonwebtoken has Type Confusion that leads to potential authorization bypass [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2437470 [ 2 ] Bug #2437472 - CVE-2026-25537 uv: jsonwebtoken has Type Confusion that leads to potential authorization bypass [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2437472 [ 3 ] Bug #2438104 - CVE-2026-25727 atuin: time affected by a stack exhaustion denial of service attack [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2438104 [ 4 ] Bug #2438135 - CVE-2026-25727 keylime-agent-rust: time affected by a stack exhaustion denial of service attack [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2438135 [ 5 ] Bug #2438138 - CVE-2026-25727 maturin: time affected by a stack exhaustion denial of service attack [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2438138 [ 6 ] Bug #2438149 - CVE-2026-25727 rus...

Read the Full Advisory

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-f400579a21' 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-time-core
Product: Fedora 43
Version: 0.1.8
Release: 1.fc43
URL: https://crates.io/crates/time-core
Summary: Internal implementation details of the 'time' crate

Topics%20covered

Topics Covered

security advisory denial of service security issue fedora type confusion rust-time-core

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