CVE-2026-84042

תיאור (מקור, אנגלית)

A flaw was found in crun. When crun is built with libkrun and a container is started rootful with passt networking (krun.use_passt), crun can execute attacker-controlled payload from the container image with host root privileges. The issue is a regression in crun 1.29. It affects crun >= 1.29

מדדים

CVSS 3.1

7.8 (HIGH) מקור הציון: CNA CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS — סבירות ניצול

0% (אחוזון 000) נכון ל-4/10/2026

CWE

CWE-269

קישורים

• https://access.redhat.com/security/cve/CVE-2026-84042
• https://bugzilla.redhat.com/show_bug.cgi?id=2531222
• https://github.com/containers/crun/