containerd: Unpack DoS via repeated opaque whiteouts

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-95838 · Microsoft / collected KEV context

EUVD-2026-97822

GHSA-rp3h-jf77-q9p4

GO-2026-6796

cve-program · CVE-2026-95838

• https://github.com/containerd/containerd/security/advisories/GHSA-rp3h-jf77-q9p4
• https://github.com/containerd/containerd/commit/e6ca378dcfa610d06589a3ac96aa992de866e4f0

euvd · EUVD-2026-97822

• https://github.com/containerd/containerd/security/advisories/GHSA-rp3h-jf77-q9p4
• https://github.com/containerd/containerd/commit/e6ca378dcfa610d06589a3ac96aa992de866e4f0

nvd · CVE-2026-95838

• https://github.com/containerd/containerd/commit/e6ca378dcfa610d06589a3ac96aa992de866e4f0
• https://github.com/containerd/containerd/security/advisories/GHSA-rp3h-jf77-q9p4

osv · GHSA-rp3h-jf77-q9p4

• https://github.com/containerd/containerd/security/advisories/GHSA-rp3h-jf77-q9p4
• https://nvd.nist.gov/vuln/detail/CVE-2026-95838
• https://github.com/containerd/containerd/commit/e6ca378dcfa610d06589a3ac96aa992de866e4f0
• https://github.com/containerd/containerd

osv · GO-2026-6796

• https://github.com/containerd/containerd/security/advisories/GHSA-rp3h-jf77-q9p4
• https://nvd.nist.gov/vuln/detail/CVE-2026-95838
• https://github.com/containerd/containerd/commit/e6ca378dcfa610d06589a3ac96aa992de866e4f0

• containerd is an open-source container runtime. Prior to 1.7.35, 2.0.12, 2.2.8, and 2.3.5, containerd's layer unpack handler repeatedly traverses directories for certain opaque whiteout configurations. A malicious image layer can trigger re… · Advisory content revised · 30 Oct 2026