MGASA-2026-0483 Updated cups package fixes security vulnerabilities

CUPS ipp backend status-line injection can update queue PPD and lead to conditional RCE as lp via foomatic-rip. CVE-2026-55453 CUPS fax option values bypass the CVE-2026-34980 control-character sanitizer incomplete fix. CVE-2026-55467 copymodel creates a predictable PPD tempfile without...