CVE-2026-9639Published

Authenticated Denial of Service via Malicious Backup Tarball in LXD

cve-program · CVE-2026-9639

Published

LXD

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "Canonical",
                    "product": "LXD",
                    "packageName": "LXD",
                    "platforms": [
                        "Linux"
                    ],
                    "repo": "https://github.com/canonical/lxd",
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "version": "5.21.0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThan": "5.21.5"
                        },
                        {
                            "version": "6.0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThan": "6.9"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-39789

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Jun 26, 2026, 3:39:04 PM

dateUpdated: Jun 26, 2026, 4:02:11 PM

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-9639

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Analyzed

Weakness classifications: CWE-476

Original publisher date fields

published: 2026-06-26T16:16:37.143

lastModified: 2026-10-25T17:10:00.197

2 source CPE criteria · context only

cpe:2.3:a:canonical:lxd:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-j93m-3j9p-m5m8

Published

github.com/canonical/lxd

SEMVER · introduced 0 → fixed 0.0.0-20260622081844-85f897013ccd

Original source record · Cite this exact observation · Complete original publisher JSON