CVE-2026-15809: fallo de gravedad alta en Red Hat Confidential Compute Attestation
Github.com/cri-o/cri-o: fix bypass for cve-2022-4318 — /etc/passwd injection via home env
Publicada el · Actualizada el
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Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 7.8epss 0.2%
A flaw was found in CRI-O. The fix for a previous vulnerability (CVE-2022-4318) was incorrect, allowing it to be bypassed. An attacker capable of setting environment variables on a container can inject a newline character into the HOME environment variable. This issue allows the addition of arbitrary lines into /etc/passwd by use of a specially crafted environment variable.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Productos afectados
Red Hat · Confidential Compute AttestationRed Hat · Red Hat OpenShift Container Platform 4Red Hat · Red Hat OpenShift Container Platform 4.12Red Hat · Red Hat OpenShift Container Platform 4.13Red Hat · Red Hat OpenShift Container Platform 4.14Red Hat · Red Hat OpenShift Container Platform 4.15Red Hat · Red Hat OpenShift Container Platform 4.16Red Hat · Red Hat OpenShift Container Platform 4.17Red Hat · Red Hat OpenShift Container Platform 4.18Red Hat · Red Hat OpenShift Container Platform 4.19Red Hat · Red Hat OpenShift Container Platform 4.20Red Hat · Red Hat OpenShift Container Platform 4.21Red Hat · Red Hat OpenShift Container Platform 4.22Red Hat · Red Hat OpenShift Container Platform 5CVEs relacionadas — Red Hat Confidential Compute Attestation
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Referencias
https://access.redhat.com/errata/RHSA-2026:57361https://access.redhat.com/errata/RHSA-2026:60444https://access.redhat.com/errata/RHSA-2026:60449https://access.redhat.com/errata/RHSA-2026:60452https://access.redhat.com/errata/RHSA-2026:62548https://access.redhat.com/errata/RHSA-2026:65838https://access.redhat.com/errata/RHSA-2026:65906https://access.redhat.com/errata/RHSA-2026:66385https://access.redhat.com/errata/RHSA-2026:67836https://access.redhat.com/errata/RHSA-2026:67856https://access.redhat.com/errata/RHSA-2026:70585https://access.redhat.com/security/cve/CVE-2026-15809