Samsung mobile security advisory (AV25-757) - Canadian Centre for Cyber Security

Samsung mobile security advisory AV25-757 addresses vulnerabilities in Samsung mobile devices prior to SMR-NOV-2025, with a security update released on November 4, 2025. The Canadian Centre for Cyber Security urges users to apply the update to maintain protection against emerging threats, especially as CVE-2025-21042 was added to CISA’s Known Exploited Vulnerabilities Catalog.