varnish

Chart · Cache · standard · v0.0.3

digest pinnedcosign signedSPDX SBOMSLSA provenanceamd64 · arm64Rebuilt 2026-08-26

HTTP reverse-proxy cache (web accelerator) that fronts an origin and serves its responses from memory, cutting backend load and tail latency. Caching policy is VCL, which varnishd compiles to native code at startup. The chart supplies the VCL and the backend.

Version

0.0.3 · latest 0.0.2 0.0.1

The latest line lives at the base page; older lines have their own page so you can pin and verify exactly that version.

Deployed image digest

sha256:85fa752fcbdf6a35e2c243c056bbefad54ddd800680cb6cd09e316060f95c12e

Chart OCI version

oci://ghcr.io/quenchworks/charts/varnish:0.0.3

The chart pins its image by this signed digest, so you never track it yourself. Signatures, SBOM, and provenance attach to the same digest.

Signed

cosign keyless

SBOM

SPDX, on image

Provenance

SLSA build

Architectures

amd64, arm64

Runs as

nonroot (uid 1001)

Root filesystem

read-only

Image size

199.7 MB

Security report (Trivy)

C· 46/1006 fixable · rebuild clears them

Vulnerability detail

varnish 9.0.3 · 6 CVE

CVE	Severity	Package	Installed	Fixed in	Title
CVE-2026-18374	MEDIUM	glibc-2.44	2.44-r1	2.44-r6	glibc: glibc: Heap buffer overflow via attacker-controlled fopen mode string
CVE-2026-18374	MEDIUM	glibc-2.44-dev	2.44-r1	2.44-r6	glibc: glibc: Heap buffer overflow via attacker-controlled fopen mode string
CVE-2026-18374	MEDIUM	glibc-2.44-locale-posix	2.44-r1	2.44-r6	glibc: glibc: Heap buffer overflow via attacker-controlled fopen mode string
CVE-2026-18374	MEDIUM	ld-linux-2.44	2.44-r1	2.44-r6	glibc: glibc: Heap buffer overflow via attacker-controlled fopen mode string
CVE-2026-18374	MEDIUM	libcrypt1-2.44	2.44-r1	2.44-r6	glibc: glibc: Heap buffer overflow via attacker-controlled fopen mode string
CVE-2026-85091	MEDIUM	zlib	1.3.2-r4	1.3.3-r0	zlib versions 1.3.1.2 through 1.3.2 contain a heap buffer overflow vul ...

Critical

High

Medium

Low

Unknown

Security report (Trivy) · image varnish 9.0.3

Install the chart

Deploy to Kubernetes with hardened defaults. The chart pins its image by signed digest, so you never track it yourself.

Install (latest)

helm install my-varnish oci://ghcr.io/quenchworks/charts/varnish --version 0.0.3

Deploys image (digest-pinned)

ghcr.io/quenchworks/images/varnish@sha256:85fa752fcbdf6a35e2c243c056bbefad54ddd800680cb6cd09e316060f95c12e

Chart version: 0.0.3
App version: 9.0.3
Chart license: BSD-2-Clause
App license: BSD-2-Clause
Service port: 80
Signed: cosign (keyless)
Values schema: yes
Last published: 2026-08-26

Verify the chart

cosign verify ghcr.io/quenchworks/charts/varnish:0.0.3 \
  --certificate-identity-regexp 'https://github.com/quenchworks/.+' \
  --certificate-oidc-issuer https://token.actions.githubusercontent.com

Transparency

The chart publishes its attestations on GitHub and the image it deploys carries its own on the same digest, publicly verifiable with the commands above. Both log to the Sigstore transparency log (Rekor), which cosign verify checks for you.

View the image View on ArtifactHub Chart source

Upstream project: https://www.varnish.org