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CVE-2026-4878: libcap Version not applicable in the source CPE; +34 more affected products

CVE-2026-4878. CVSS 3.1 base score 7.0 (HIGH, NVD). EPSS 0.00141 (percentile 0.03002), scored 2026-10-09.

Affected technology

libcap · Version not applicable in the source CPE
libcap project

openshift container platform · 4.0
redhat

enterprise linux · 8.0
redhat

enterprise linux · 9.0
redhat

enterprise linux · 10.0
redhat

Red Hat Enterprise Linux 10 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 10.0 Extended Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.8 Telecommunications Update Service · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9.4 Extended Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9.6 Extended Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.12 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.13 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.14 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.15 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.16 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.17 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.18 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.19 · Exact affected versions not specified by the source
Red Hat

Cert Manager support for Red Hat OpenShift release 1.20 · Exact affected versions not specified by the source
Red Hat

Cost Management 4 · Exact affected versions not specified by the source
Red Hat

Red Hat AI Inference Server 3.2 · Exact affected versions not specified by the source
Red Hat

Red Hat AI Inference Server 3.3 · Exact affected versions not specified by the source
Red Hat

Red Hat Discovery 2 · Exact affected versions not specified by the source
Red Hat

Red Hat Hardened Images · Exact affected versions not specified by the source
Red Hat

Red Hat Insights proxy 1.5 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift AI 3.4 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift distributed tracing 3.9.3 · Exact affected versions not specified by the source
Red Hat

Red Hat Update Infrastructure 5 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 6 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 7 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4 · Exact affected versions not specified by the source
Red Hat

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · Low privileges required · User interaction required

Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required

Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · User interaction required

What an attacker can do

A local unprivileged user can exploit a Time-of-check-to-time-of-use (TOCTOU) race condition in the `cap_set_file()` function. Vendor/CNA’s CVSS 3.1 assessment (base score 6.7/10) rates confidentiality, integrity and availability impact as high. NVD’s CVSS 3.1 assessment (base score 7.0/10) rates confidentiality, integrity and availability impact as high. Source advisory’s CVSS 3.1 assessment (base score 6.7/10) rates confidentiality, integrity and availability impact as high.

Published

CWE
CWE-367
CCR priority
28.0 /100 (P4)
CVSS 3.1
7.0 /10 · CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H · NVD
EPSS
0.00141 · percentile 0.03002 · 2026-10-09
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-4878.html