Allocation of Resources Without Limits or Throttling Affecting lxd package, versions <5.0.2+git20231211.1364ae4-9+deb13u6


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.39% (31st percentile)

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  • Snyk IDSNYK-ECHOLATEST-LXD-18828197
  • published15 Aug 2026
  • disclosed7 May 2026

Introduced: 7 May 2026

CVE-2026-41648  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Echo:latest lxd to version 5.0.2+git20231211.1364ae4-9+deb13u6 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream lxd package and not the lxd package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

Incus is a system container and virtual machine manager. Prior to version 7.0.0, user provided image and backup tarballs would be unpacked and YAML files parsed without any size restrictions. This was making it easy for an authenticated user to provide a crafted image or backup tarball that when parsed by Incus would lead to a very large YAML document being loaded into memory, potentially causing the entire server to run out of memory. This issue has been patched in version 7.0.0.

CVSS Base Scores

version 3.1