Fedora 42 Helix Critical Type Confusion Security Issue CVE-2026-25537
fedora
February 11, 2026
Update the time crate to version 0.3.47
Summary
A Kakoune / Neovim inspired editor, written in Rust.
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 Covered
Change Log
* Sat Feb 7 2026 Fabio Valentini
References
[ 1 ] Bug #2437465 - CVE-2026-25537 rust-jsonwebtoken: jsonwebtoken has Type Confusion that leads to potential authorization bypass [fedora-42]
https://bugzilla.redhat.com/show_bug.cgi?id=2437465
[ 2 ] Bug #2437467 - CVE-2026-25537 uv: jsonwebtoken has Type Confusion that leads to potential authorization bypass [fedora-42]
https://bugzilla.redhat.com/show_bug.cgi?id=2437467
[ 3 ] Bug #2438046 - CVE-2026-25727 atuin: time affected by a stack exhaustion denial of service attack [fedora-42]
https://bugzilla.redhat.com/show_bug.cgi?id=2438046
[ 4 ] Bug #2438075 - CVE-2026-25727 keylime-agent-rust: time affected by a stack exhaustion denial of service attack [fedora-42]
https://bugzilla.redhat.com/show_bug.cgi?id=2438075
[ 5 ] Bug #2438077 - CVE-2026-25727 maturin: time affected by a stack exhaustion denial of service attack [fedora-42]
https://bugzilla.redhat.com/show_bug.cgi?id=2438077
[ 6 ] Bug #2438086 - CVE-2026-25727 rus...
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-6388b28850' 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
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Severity
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Name: helix
Product: Fedora 42
Version: 25.07.1
Release: 7.fc42
Summary: A post-modern modal text editor written in Rust
Topics Covered
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