On most platforms, Go uses the given system root certificates. However, in some narrower cases, the system trust stores may not be updated without further action. To defend against the narrower set of cases that may remain affected, a denylist was added in crypto/x509 to return a...
Product
redhat/crun vulnerabilities
6 published CVES affecting redhat/crun, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 6
- Critical
- 0
- High
- 2
- Medium
- 4
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest redhat/crun CVEs
Newest publication first
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MediumCVSS 6.8 EPSS 0.40%
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MediumCVSS 5.6 EPSS 0.12%
A flaw was found in crun. After pivot_root, reopening /dev/null for stdio can follow a symlink and attach a host file to container stdio, then change that file's ownership. Affected versions are crun 1.29.1 and earlier. Default configurations that mount a fresh /dev are not expos...
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MediumCVSS 5.6 EPSS 0.12%
A flaw was found in crun. When the container configuration does not give /dev a dedicated mount, terminal setup can redirect /dev/console onto an attacker-controlled path, including via the read-only-rootfs bind-mount fallback. Affected versions are crun 1.29.1 and earlier. Defau...
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CVE-2026-84042 Crun: crun: rootful krun with passt executes container payload as host root
PublishedHighCVSS 7.8 EPSS 0.10%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...
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MediumCVSS 5.1 EPSS 0.20%
crun is an open source OCI Container Runtime fully written in C. Prior to version 1.28, crun's default device setup opens the container rootfs /dev directory without O_NOFOLLOW. If an OCI bundle contains rootfs/dev as a symlink and the bundle configuration does not mount /dev, cr...
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CVE-2026-30892 Crun incorrectly parses `crun exec` option `-u`, leading to privilege escalation
PublishedHighCVSS 7.8 EPSS 0.17%crun is an open source OCI Container Runtime fully written in C. In versions 1.19 through 1.26, the crun exec option -u (--user) is incorrectly parsed. The value 1 is interpreted as UID 0 and GID 0 when it should have been UID 1 and GID 0. The process thus runs with higher privil...
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.