CVE-2026-14544: Hplip: incomplete fix for cve-2026-8631

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-03 · updated 2026-08-21
Weakness: CWE-190

Description

A flaw was found in HPLIP (HP Linux Imaging and Printing Software). This vulnerability, an incomplete fix for CVE-2026-8631, may allow a remote attacker to escalate privileges or achieve arbitrary code execution. This can occur through an integer overflow in the hpcups processing path when handling specially crafted print data.

Affected products

HPLIP: 0
Red Hat Enterprise Linux 10: all versions — fixed in 0:3.23.12-10.el10_2.5
Red Hat Enterprise Linux 8: all versions — fixed in 0:3.18.4-14.el8_10
Red Hat Enterprise Linux 9: all versions — fixed in 0:3.21.2-6.el9_8.5

How to fix

Upgrade to a fixed version: Red Hat Enterprise Linux 10 0:3.23.12-10.el10_2.5; Red Hat Enterprise Linux 8 0:3.18.4-14.el8_10; Red Hat Enterprise Linux 9 0:3.21.2-6.el9_8.5. Check the vendor advisory for mitigations.

References

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