USN-5759-2 libbpf vulnerabilities

USN-5759-1 fixed vulnerabilities in LibBPF. This update provides the corresponding updates for Ubuntu 20.04 ESM. Original advisory details: It was discovered that LibBPF incorrectly handled certain memory operations under certain circumstances. An attacker could possibly use this issue to cause...

USN-5290-1 symfony vulnerabilities

James Isaac and Mathias Brodala discovered that Symfony incorrectly handled switch users functionality. An attacker could possibly use this issue to enumerate users. CVE-2021-21424 It was discovered that Symfony incorrectly handled certain specially crafted CSV files. An attacker could possibly u...