Synopsis
Important: osbuild-composer security update
Description
A service for building customized OS artifacts, such as VM images and OSTree commits, that uses osbuild under the hood. Besides building images for local usage, it can also upload images directly to cloud. It is compatible with composer-cli and cockpit-composer clients.
Security Fix(es):
* google.golang.org/grpc: gRPC-Go: Denial of Service via malformed RPC requests (CVE-2026-84445)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected products
Rocky Linux 9 aarch64
Rocky Linux 9 ppc64le
Rocky Linux 9 s390x
Rocky Linux 9 x86_64
Fixes
2533175
CVEs
CVE-2026-84445
Affected packages
Rocky Linux 9 aarch64 - AppStream
osbuild-composer-0:165.1-5.el9_8.1.rocky.0.1.aarch64.rpm
osbuild-composer-0:165.1-5.el9_8.1.rocky.0.1.src.rpm
osbuild-composer-core-0:165.1-5.el9_8.1.rocky.0.1.aarch64.rpm
osbuild-composer-core-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.aarch64.rpm
osbuild-composer-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.aarch64.rpm
osbuild-composer-debugsource-0:165.1-5.el9_8.1.rocky.0.1.aarch64.rpm
osbuild-composer-worker-0:165.1-5.el9_8.1.rocky.0.1.aarch64.rpm
osbuild-composer-worker-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.aarch64.rpm
Rocky Linux 9 ppc64le - AppStream
osbuild-composer-0:165.1-5.el9_8.1.rocky.0.1.ppc64le.rpm
osbuild-composer-0:165.1-5.el9_8.1.rocky.0.1.src.rpm
osbuild-composer-core-0:165.1-5.el9_8.1.rocky.0.1.ppc64le.rpm
osbuild-composer-core-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.ppc64le.rpm
osbuild-composer-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.ppc64le.rpm
osbuild-composer-debugsource-0:165.1-5.el9_8.1.rocky.0.1.ppc64le.rpm
osbuild-composer-worker-0:165.1-5.el9_8.1.rocky.0.1.ppc64le.rpm
osbuild-composer-worker-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.ppc64le.rpm
Rocky Linux 9 s390x - AppStream
osbuild-composer-0:165.1-5.el9_8.1.rocky.0.1.s390x.rpm
osbuild-composer-0:165.1-5.el9_8.1.rocky.0.1.src.rpm
osbuild-composer-core-0:165.1-5.el9_8.1.rocky.0.1.s390x.rpm
osbuild-composer-core-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.s390x.rpm
osbuild-composer-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.s390x.rpm
osbuild-composer-debugsource-0:165.1-5.el9_8.1.rocky.0.1.s390x.rpm
osbuild-composer-worker-0:165.1-5.el9_8.1.rocky.0.1.s390x.rpm
osbuild-composer-worker-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.s390x.rpm
Rocky Linux 9 x86_64 - AppStream
osbuild-composer-0:165.1-5.el9_8.1.rocky.0.1.src.rpm
osbuild-composer-0:165.1-5.el9_8.1.rocky.0.1.x86_64.rpm
osbuild-composer-core-0:165.1-5.el9_8.1.rocky.0.1.x86_64.rpm
osbuild-composer-core-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.x86_64.rpm
osbuild-composer-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.x86_64.rpm
osbuild-composer-debugsource-0:165.1-5.el9_8.1.rocky.0.1.x86_64.rpm
osbuild-composer-worker-0:165.1-5.el9_8.1.rocky.0.1.x86_64.rpm
osbuild-composer-worker-debuginfo-0:165.1-5.el9_8.1.rocky.0.1.x86_64.rpm