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OpenAdvisories
Medium ELSA-2026-0312 2 CVEs

Moderate: cups security update (Oracle Linux 9)

Published Jan 8, 2026 · Updated Jan 8, 2026

Summary

[1:2.3.3op2-34.2]
- fix use-after-free reported by OSH

[1:2.3.3op2-34.1]
- RHEL-129746 CVE-2025-58436 cups: Slow client communication leads to a possible DoS attack
- RHEL-129738 CVE-2025-61915 cups: Local denial-of-service via cupsd.conf update and related issues

Fixed packages 8

ReleasePackageFixed in
Oracle Linux · 9 cups 1:2.3.3op2-34.el9_7.2
Oracle Linux · 9 cups-client 1:2.3.3op2-34.el9_7.2
Oracle Linux · 9 cups-devel 1:2.3.3op2-34.el9_7.2
Oracle Linux · 9 cups-filesystem 1:2.3.3op2-34.el9_7.2
Oracle Linux · 9 cups-ipptool 1:2.3.3op2-34.el9_7.2
Oracle Linux · 9 cups-libs 1:2.3.3op2-34.el9_7.2
Oracle Linux · 9 cups-lpd 1:2.3.3op2-34.el9_7.2
Oracle Linux · 9 cups-printerapp 1:2.3.3op2-34.el9_7.2

Vulnerabilities 2

  • Medium 6.0

    OpenPrinting CUPS vulnerable to stack based out-of-bound write

    OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a user in the lpadmin group can use the cups web ui to change the config and insert a malicious line. Then the cupsd process which ru…

  • Medium 5.1

    OpenPrinting CUPS slow client can halt cupsd, leading to a possible DoS attack

    OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a client that connects to cupsd but sends slow messages, e.g. only one byte per second, delays cupsd as a whole, such that it becomes…