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Fedora 44 Skopeo Critical DoS Fix CVE-2026-27145 Advisory 2026-9b2e56edf5

fedora
Calendar Grey July 24, 2026
Scroller Fedora
Get the security fix for CVE-2026-27145 involving skopeo with Fedora 44 for denial of service. Update now!
The Fedora update addresses a security vulnerability in skopeo with a rebuild using Golang 1.26.5 to mitigate a Denial of Service issue affecting DNS SAN entries.

Summary

Command line utility to inspect images and repositories directly on Docker

registries without the need to pull them.

Update Information:

Security fix for CVE-2026-27145 (Go stdlib crypto/x509 DoS vulnerability). Rebuild with golang-1.26.5 which includes the fix.

Topics%20covered

Topics Covered

security advisory denial of service fedora update critical Skopeo

Change Log

* Wed Jul 22 2026 Lokesh Mandvekar - 1:1.22.2-2 - Rebuild for CVE-2026-27145

References


[ 1 ] Bug #2494281 - CVE-2026-27145 skopeo: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2494281

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-9b2e56edf5' 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
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Name: skopeo
Product: Fedora 44
Version: 1.22.2
Release: 2.fc44
URL: https://github.com/containers/skopeo
Summary: Inspect container images and repositories on registries

Topics%20covered

Topics Covered

security advisory denial of service fedora update critical Skopeo

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