A buffer overflow vulnerability in the function |formatlogline| could allow remote attackers to cause a denial-of-service(DoS) on the affected system (not verified for possible arbitrary code execution). Exploitation of the vulnerability can be triggered when the configuration file |cupsd.conf| sets the value of |loglevel |to |DEBUG|.

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Mojave 10.14.6, Security Update 2019-004 High Sierra, Security Update 2019-004 Sierra. An attacker in a privileged network position may be able to execute arbitrary code.

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Mojave 10.14.6, Security Update 2019-004 High Sierra, Security Update 2019-004 Sierra. An attacker in a privileged network position may be able to execute arbitrary code.

A logic issue was addressed with improved state management. This issue is fixed in Security Update 2022-003 Catalina, macOS Monterey 12.3, macOS Big Sur 11.6.5. An application may be able to gain elevated privileges.