Ubuntu Security Notice 3685-1 - Some of these CVEs were already addressed in previous USN: 3439-1, 3553-1, 3528-1. It was discovered that Ruby incorrectly handled certain inputs. An attacker could use this to cause a buffer overrun. It was discovered that Ruby incorrectly handled certain files. An attacker could use this to overwrite any file on the filesystem. Various other issues were also addressed. Continue reading...