CUPS 2.3.3op2 is the latest OpenPrinting CUPS security and bug fix
release. Changes include:
Security: Fixed a buffer (read) overflow in the ippReadIO function
(CVE-2020-10001)
Clarified the documentation for the "Listen" directive (Issue #53)
Fixed duplicate ColorModel entries for AirPrint printers (Issue 59)
Fixed directory/permission defaults for Debian kfreebsd-based systems
(Issue #60, Issue #61)
Fixed crash bug in ppdOpen (Issue #64, Issue #78)
Fixed regression in snprintf emulation function (Issue #67)
The scheduler's systemd service file now waits for the nslcd service to start
(Issue #69)
The libusb-based USB backend now uses a simpler read timer implementation to
avoid a regression in a previous change (Issue #72)
The PPD caching code now only tracks the APPrinterIconPath value on macOS
(Issue #73)
Fixed segfault in help.cgi when searching in man pages (Issue #81)
Root certificates were incorrectly stored in "~/.cups/ssl".
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