PT-2026-42266 · Hewlett Packard · Hp Linux Imaging/Printing

Published 2026-05-20 · Updated 2026-06-02 · CVE-2026-8631

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions HP Linux Imaging and Printing Software versions prior to 3.26.4

Description An integer overflow exists in the hpcups processing path when handling crafted print data. This flaw allows unauthenticated attackers to bypass memory limits, potentially leading to escalation of privileges or arbitrary code execution.

Recommendations Update to version 3.26.4 or later.

Fix

RCE

LPE

Heap Based Buffer Overflow

Integer Overflow

Weakness Enumeration

CWE-122

CWE-190

Related Identifiers

CVE-2026-8631

OPENSUSE-SU-2026:10860-1

Affected Products

Hp Linux Imaging/Printing

References · 17

• https://osv.dev/vulnerability/DEBIAN-CVE-2026-8631 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-8631 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:10860-1 · Vendor Advisory
• https://support.hp.com/us-en/document/ish_14942099-14942126-16/hpsbpi04118 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-8631 · Security Note
• https://twitter.com/the_yellow_fall/status/2057647635461538029 · Twitter Post
• https://twitter.com/vuldb/status/2057557184301691243 · Twitter Post
• https://twitter.com/wazuh/status/2061764932136305077 · Twitter Post
• https://twitter.com/oss_security/status/2058075437020914103 · Twitter Post
• https://t.me/CVEtracker/54440 · Telegram Post
• https://twitter.com/DFIR_Lab/status/2057642258829103314 · Twitter Post
• https://suse.com/security/cve/CVE-2025-43023 · Note
• https://twitter.com/autumn_good_35/status/2057487722458365981 · Twitter Post
• https://suse.com/security/cve/CVE-2026-8631 · Note
• https://twitter.com/f1tym1/status/2057681415030952029 · Twitter Post