apple/cups v2.2.8

on GitHub

CUPS 2.2.8 is a bug fix release that addresses issues in the scheduler, ipptool utility, CUPS library, and USB printer support. Changes include:

• Additional changes for the scheduler to substitute default values for invalid
  job attributes when running in "relaxed conformance" mode (Issue #5229)
• The ipptool program no longer checks for duplicate attributes when running
  in list or CSV mode (Issue #5278)
• Fixed builds without PAM (Issue #5283)
• Fixed lpoptions man page (Issue #5286)
• The cupsCreateJob, cupsPrintFile2, and cupsPrintFiles2 APIs did not use
  the supplied HTTP connection (Issue #5288)
• Fixed another crash in the scheduler when adding an IPP Everywhere printer
  (Issue #5290)
• Added a workaround for certain web browsers that do not support multiple
  authentication schemes in a single response header (Issue #5289)
• Fixed policy limits containing the All operation (Issue #5296)
• The scheduler was always restarted after idle-exit with systemd (Issue #5297)
• Added a USB quirks rule for the HP LaserJet P1102 (Issue #5310)
• The mailto notifier did not wait for the welcome message (Issue #5312)
• Fixed a parsing bug in the pstops filter (Issue #5321)
• Documentation updates (Issue #5299, Issue #5301, Issue #5306)
• Localization updates (Issue #5317)
• The scheduler allowed environment variables to be specified in the
  cupsd.conf file (rdar://37836779, rdar://37836995, rdar://37837252,
  rdar://37837581)
• Fax queues did not support pause (p) or wait-for-dialtone (w) characters
  (rdar://39212256)
• The scheduler did not validate notify-recipient-uri values properly
  (rdar://40068936)
• The IPP parser allowed invalid group tags (rdar://40442124)
• Fixed a parsing bug in the new authentication code.

Enjoy!