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CVE-2026-14544 Red Hat CVE debrief

A flaw was found in HPLIP (HP Linux Imaging and Printing Software), an incomplete fix for CVE-2026-8631. This vulnerability may allow a remote attacker to escalate privileges or achieve arbitrary code execution through an integer overflow in the hpcups processing path when handling specially crafted print data. The CVE record was published on 2026-07-03T08:16:24.433Z and has not been modified since then.

Vendor
Red Hat
Product
Red Hat Enterprise Linux 10
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-03
Original CVE updated
2026-08-21
Advisory published
2026-07-03
Advisory updated
2026-08-21

Who should care

Users of HPLIP (HP Linux Imaging and Printing Software) should review their installations for potential vulnerabilities, especially those with print services exposed to untrusted sources. Security teams and operators managing Linux systems with HPLIP installed should assess the risk and apply necessary mitigations.

Technical summary

The vulnerability exists in the hpcups processing path of HPLIP, allowing remote attackers to potentially escalate privileges or execute arbitrary code via an integer overflow when handling specially crafted print data. This is an incomplete fix for CVE-2026-8631. Users should review their installations for potential vulnerabilities, especially those with print services exposed to untrusted sources. Security teams and operators managing Linux systems with HPLIP installed should assess the risk and apply necessary mitigations. Evidence is based on CVE and NVD records, with limited additional information available.

Defensive priority

High priority due to critical CVSS score of 9.8 and potential for privilege escalation or arbitrary code execution.

Recommended defensive actions

  • Review and apply vendor patches or updates for HPLIP.
  • Restrict access to print services to trusted sources.
  • Monitor print data for suspicious activity.
  • Implement additional security controls for HPLIP installations.
  • Conduct a thorough review of HPLIP installations in your environment.
  • Verify the integrity of print data and monitor for anomalies.
  • Consider compensating controls for exposed systems while remediation is scheduled.

Evidence notes

Evidence is based on CVE and NVD records, with limited additional information available. The CVE record was published on 2026-07-03T08:16:24.433Z and has not been modified since then. No additional details are provided in the source corpus. Defenders should verify the affected scope and vendor guidance.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-14544 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-14544

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-14544 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-14544

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.