CVE-2026-8631
Critical
Description
A potential security vulnerability has been identified in the HP Linux Imaging and Printing Software. This potential vulnerability may allow escalation of privileges and/or arbitrary code execution via an integer overflow in the hpcups processing path when handling crafted print data.
SeverityCritical
CVSS9.8
Exploit probability—
ProductHp Linux Imaging And Printing
PublishedMay 20, 2026
First seenMay 20, 2026
Weakness typeCWE-122CWE-122
How to fix
Update
- hp linux_imaging_and_printing3.26.4 or later
Vendor advisories
- access.redhat.com/errata/RHSA-2026:48606
- access.redhat.com/errata/RHSA-2026:26228
- access.redhat.com/errata/RHSA-2026:26335
- access.redhat.com/errata/RHSA-2026:48960
- access.redhat.com/errata/RHSA-2026:48961
- access.redhat.com/errata/RHSA-2026:48959
- access.redhat.com/errata/RHSA-2026:48603
- access.redhat.com/errata/RHSA-2026:48586
- access.redhat.com/errata/RHSA-2026:48171
- access.redhat.com/errata/RHSA-2026:26297
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| hp linux_imaging_and_printing | v < 3.26.4 | 3.26.4 |
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