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7.5

Red Hat osbuild-composer Security Update Leaves System Open to Unauthorized Access

RHSA-2026:2685
Summary

A critical security issue has been found in the osbuild-composer tool, which is used to build and compose operating systems. If exploited, an attacker could gain unauthorized access to the system, potentially leading to data theft or system compromise. Update to the latest version of osbuild-composer to ensure your system remains secure.

What to do
  • Update redhat osbuild-composer to version 0:75-6.el8_8.
  • Update redhat osbuild-composer-core to version 0:75-6.el8_8.
  • Update redhat osbuild-composer-core-debuginfo to version 0:75-6.el8_8.
  • Update redhat osbuild-composer-debuginfo to version 0:75-6.el8_8.
  • Update redhat osbuild-composer-debugsource to version 0:75-6.el8_8.
  • Update redhat osbuild-composer-dnf-json to version 0:75-6.el8_8.
  • Update redhat osbuild-composer-tests-debuginfo to version 0:75-6.el8_8.
  • Update redhat osbuild-composer-worker to version 0:75-6.el8_8.
  • Update redhat osbuild-composer-worker-debuginfo to version 0:75-6.el8_8.
Affected software
VendorProductAffected versionsFix available
redhat osbuild-composer <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-core <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-core-debuginfo <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-debuginfo <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-debugsource <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-dnf-json <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-tests-debuginfo <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-worker <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-worker-debuginfo <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-core <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-core-debuginfo <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-debuginfo <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-debugsource <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-dnf-json <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-tests-debuginfo <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-worker <= 0:75-6.el8_8 0:75-6.el8_8
redhat osbuild-composer-worker-debuginfo <= 0:75-6.el8_8 0:75-6.el8_8
Published: 13 Feb 2026 · Updated: 6 Mar 2026 · First seen: 6 Mar 2026