OESA-2026-4520 cups security update

CUPS is the standards-based, open source printing system developed by Apple Inc. for UNIX®-like operating systems. CUPS uses the Internet Printing Protocol IPP to support printing to local and network printers. Security Fixes: When a printer is added or modified with a model PPD, the cupsd...

OESA-2026-4518 cups security update

CUPS is the standards-based, open source printing system developed by Apple Inc. for UNIX®-like operating systems. CUPS uses the Internet Printing Protocol IPP to support printing to local and network printers. Security Fixes: When a printer is added or modified with a model PPD, the cupsd...

OESA-2026-4519 cups security update

CUPS is the standards-based, open source printing system developed by Apple Inc. for UNIX®-like operating systems. CUPS uses the Internet Printing Protocol IPP to support printing to local and network printers. Security Fixes: When a printer is added or modified with a model PPD, the cupsd...

OESA-2026-4517 cups security update

CUPS is the standards-based, open source printing system developed by Apple Inc. for UNIX®-like operating systems. CUPS uses the Internet Printing Protocol IPP to support printing to local and network printers. Security Fixes: When a printer is added or modified with a model PPD, the cupsd...

DEBIAN-CVE-2026-55480

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.20, copymodel in scheduler/ipp.c creates a predictable TempDir/.ppd path in an lp-group-writable directory and opens it as root without OEXCL or ONOFOLLOW. Exploitation requires an...

CVE-2026-55480

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.20, copymodel in scheduler/ipp.c creates a predictable TempDir/.ppd path in an lp-group-writable directory and opens it as root without OEXCL or ONOFOLLOW. Exploitation requires an...

CVE-2026-55480 CUPS copy_model() creates a predictable PPD tempfile without O_EXCL/O_NOFOLLOW (symlink TOCTOU, lp → root)

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.20, copymodel in scheduler/ipp.c creates a predictable TempDir/.ppd path in an lp-group-writable directory and opens it as root without OEXCL or ONOFOLLOW. Exploitation requires an...

CVE-2026-55480

OpenPrinting CUPS versions prior to 2.4.20 are vulnerable to a symlink TOCTOU (Time-of-Check to Time-of-Use) attack due to the copy_model() function in scheduler/ipp.c . The root cause is the creation of a predictable PPD tempfile path in an lp-group-writable directory without using O_EXCL or O_N...

CVE-2026-55480 CUPS copy_model() creates a predictable PPD tempfile without O_EXCL/O_NOFOLLOW (symlink TOCTOU, lp → root)

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.20, copymodel in scheduler/ipp.c creates a predictable TempDir/.ppd path in an lp-group-writable directory and opens it as root without OEXCL or ONOFOLLOW. Exploitation requires an...

CVE-2026-55480 CUPS copy_model() creates a predictable PPD tempfile without O_EXCL/O_NOFOLLOW (symlink TOCTOU, lp → root)

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.20, copymodel in scheduler/ipp.c creates a predictable TempDir/.ppd path in an lp-group-writable directory and opens it as root without OEXCL or ONOFOLLOW. Exploitation requires an...

CVE-2026-55480: Improper Link Resolution Before File Access

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.20, copymodel in scheduler/ipp.c creates a predictable TempDir/ .ppd path in an lp-group-writable directory and opens it as root without OEXCL or ONOFOLLOW. Exploitation requires an...