Fedora 44 python-fastar Update CVE-2026-32766 Critical Permissions Issue
fedora
March 28, 2026
Update rust-astral-tokio-tar to 0.6.0, fixing CVE-2026-32766
Summary
The fastar library wraps the Rust tar, flate2, and zstd crates, providing a
high-performance way to work with compressed and uncompressed tar archives in
Python.
Update Information:
Update rust-astral-tokio-tar to 0.6.0, fixing CVE-2026-32766. Update rust-tar to 0.4.45, fixing CVE-2026-33056. Update rust-nix to 0.31.2. Update uv and python- uv-build to 0.10.2, rebuilding them with the latest rust-astral-tokio-tar and rust-tar. Update python-fastar to 0.9.0, rebuilding it with the lastest rust- tar. Rebuild maturin with the latest rust-tar.
Topics Covered
Change Log
* Sat Mar 21 2026 Benjamin A. Beasley
References
[ 1 ] Bug #2448054 - rust-astral-tokio-tar-0.6.0 is available
https://bugzilla.redhat.com/show_bug.cgi?id=2448054
[ 2 ] Bug #2449243 - uv-0.10.12 is available
https://bugzilla.redhat.com/show_bug.cgi?id=2449243
[ 3 ] Bug #2449274 - rust-tar-0.4.45 is available
https://bugzilla.redhat.com/show_bug.cgi?id=2449274
[ 4 ] Bug #2449338 - python-uv-build-0.10.12 is available
https://bugzilla.redhat.com/show_bug.cgi?id=2449338
[ 5 ] Bug #2449645 - python-fastar-0.9.0 is available
https://bugzilla.redhat.com/show_bug.cgi?id=2449645
[ 6 ] Bug #2449681 - CVE-2026-33056 maturin: tar-rs: Arbitrary directory permission modification via crafted tar archive [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2449681
[ 7 ] Bug #2449683 - CVE-2026-33056 python-fastar: tar-rs: Arbitrary directory permission modification via crafted tar archive [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2449683
[ 8 ...
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-e22a7dbf2d' 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: python-fastar
Product: Fedora 44
Version: 0.9.0
Release: 2.fc44
Summary: High-level bindings for the Rust tar crate
Topics Covered
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