Release image-builder-52.1-1.el9_8 ALSA-2026:23228

image-builder security update
Severity: Important
Description
A local binary for building customized OS artifacts such as VM images and OSTree commits. Uses osbuild under the hood.

Security Fix(es):

* golang: net/url: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726)
* crypto/tls: Unexpected session resumption in crypto/tls (CVE-2025-68121)
* crypto/x509: Incorrect enforcement of email constraints in crypto/x509 (CVE-2026-27137)
* net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679)
* google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation (CVE-2026-33186)
* github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object (CVE-2026-34986)
* golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root (CVE-2026-32282)
* crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283)

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 packages:
image-builder-52.1-1.el9_8.x86_64
image-builder-52.1-1.el9_8.s390x
image-builder-52.1-1.el9_8.ppc64le
image-builder-52.1-1.el9_8.aarch64