SUSE Buildah Important Security Update Denial of Service 2026-2706-1

## This update for buildah fixes the following issues * CVE-2026-25680,CVE-2026-25681,CVE-2026-27136,CVE-2026-42502,CVE-2026-42506: golang.org/x/net/html: multiple issues when parsing HTML files (bsc#1267179). * CVE-2026-34986: github.com/go-jose/go-jose/v4,github.com/go-jose/go-jose/v3: crafted JWE input with a missing encrypted key can lead to a denial of service (bsc#1262953). * CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation (bsc#1266648). * CVE-2026-39827: Invoking memory leak when rejecting channels can lead to DoS in golang.org/x/crypto/ssh (bsc#1266191). * CVE-2026-39828: Invoking bypass of certificate restrictions in golang.org/x/crypto/ssh (bsc#1266191).