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Containerd has image-pull DoS via crafted OCI index graph amplification

🗓️ 25 Sep 2026 19:27:59Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 25 Views

Crafted OCI index graph in containerd image pull handlers causes DoS via resource exhaustion.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2026-53493
25 Sep 202600:06
–alpinelinux
cbl_mariner
CBLMariner
CVE-2026-53493 affecting package moby-containerd-cc for versions less than 1.7.7-18
9 Oct 202617:01
–cbl_mariner
cbl_mariner
CBLMariner
CVE-2026-53493 affecting package containerd2 for versions less than 2.3.6-1
13 Oct 202619:58
–cbl_mariner
cgr
Chainguard
CVE-2026-53493 vulnerabilities
26 Sep 202614:54
–cgr
circl
Circl
CVE-2026-53493
25 Sep 202600:50
–circl
cve
CVE
CVE-2026-53493
25 Sep 202600:06
–cve
cvelist
Cvelist
CVE-2026-53493 Containerd has image-pull DoS via crafted OCI index graph amplification
25 Sep 202600:06
–cvelist
debiancve
Debian CVE
CVE-2026-53493
25 Sep 202600:06
–debiancve
euvd
EUVD
EUVD-2026-86486
25 Sep 202600:06
–euvd
mend
Mend
CVE-2026-53493
25 Sep 202600:06
–mend
Rows per page
Vulners
Node
OR
containerdcontainerdRange2.3.0–2.3.6go
containerdcontainerdRange2.1.0–2.2.9go
containerdcontainerdRange≤1.7.35go
containerdcontainerdRange2.0.0–2.0.13go

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25 Sep 2026 19:28Current
5.5Medium risk
Vulners AI Score5.5
CVSS 46.9
EPSS0.00356
SSVC
25