Vulnerability details
CVE-2026-8631
HP Linux Imaging and Printing SoftwareRed Hat Enterprise Linux 6
HP Linux Imaging and Printing Software – Potential Escalation of Privilege and Arbitrary Code Execution
CVSS 4.0
9.3Critical
Official 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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.3Critical | 4.0 | CVEProject cvelistV5 (CNA) (hp) | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| 9.8Critical | 3.1 | CVEProject cvelistV5 (CNA) (redhat-SADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| HP Inc. | HP Linux Imaging and Printing Software | v < 3.26.4 | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Enterprise Linux 6 | All | CVEProject cvelistV5 (CNA) |
References and advisories
14- https://support.hp.com/us-en/document/ish_14942099-14942126-16/hpsbpi04118
- https://access.redhat.com/security/cve/CVE-2026-8631 vdb-entryx_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=2480300 issue-trackingx_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8631.json x_sadp-csaf-vex
- https://access.redhat.com/errata/RHSA-2026:48606 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:26228 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:26335 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:48960 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:48961 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:48959 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:48603 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:48586 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:48171 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:26297 vendor-advisoryx_refsource_REDHAT
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Details
- Published
- 2026-05-20
- Last updated
- 2026-08-04
- State
- Published
- Assigner (CNA)
- hp
Exploit prediction (EPSS)
1.81%
Probability of exploitation in 30 days
78.7%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-122Heap-based Buffer Overflow
- CWE-190Integer Overflow or Wraparound