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OpenAdvisories
Medium · 6.5 CVE-2023-0821 EUVD-2023-0807GHSA-w479-w22g-cffhGO-2023-1581

Nomad Client Vulnerable to Decompression Bombs in Artifact Block

Published Feb 16, 2023 · Updated Mar 18, 2025 · Assigned by HashiCorp

Description

HashiCorp Nomad and Nomad Enterprise 1.2.15 up to 1.3.8, and 1.4.3 jobs using a maliciously compressed artifact stanza source can cause excessive disk usage. Fixed in 1.2.16, 1.3.9, and 1.4.4.

Affected products

VendorProductAffectedFixed
HashiCorp Nomad ≤ 1.2.15, ≤ 1.3.8, ≤ 1.4.3 —
HashiCorp Nomad Enterprise ≤ 1.2.15, ≤ 1.3.8, ≤ 1.4.3 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Ubuntu 20.04 LTS nomad No fix yet —
Ubuntu 18.04 LTS nomad No fix yet —

Affected packages

EcosystemPackageAffectedFixedRecord
Go github.com/hashicorp/nomad >= 1.2.15, < 1.2.16 1.2.16 GHSA-w479-w22g-cffh
Go github.com/hashicorp/nomad >= 1.3.0, < 1.3.9 1.3.9 GHSA-w479-w22g-cffh
Go github.com/hashicorp/nomad >= 1.4.0, < 1.4.4 1.4.4 GHSA-w479-w22g-cffh
Go github.com/hashicorp/nomad >= 1.2.15, < 1.2.16 · >= 1.3.0, < 1.3.9 · >= 1.4.0, < 1.4.4 1.2.16, 1.3.9, 1.4.4 GO-2023-1581

References