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CVE-2026-108266 affecting package kata-containers 4.1.0.kata0-1

Type: advisorySources: OSV

Privasys rustls is a maintained fork of the rustls TLS library that adds RA-TLS challenge and channel-binding support. Prior to privasys-v0.8.1, the fork emitted RA-TLS challenge certificates whose quote ReportData was bound to the certificate public key and client nonce but not to the active TLS session. An attacker who obtained an enclave TLS private key could relay a genuine quote onto another connection, causing a relying party to accept an attacker-terminated connection as the attested enclave. This issue is fixed in privasys-v0.8.1.

Products
kata-containers
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-108266
Confirmed fixed CVEs
Not specified
Updated in this feed
30 Oct 2026, 14:06 UTC · Revision 1

Source evidence

CVE-2026-108266 affecting package kata-containers 4.1.0.kata0-1

core-osv · Original source

Published 9 Oct 2026, 21:17 UTC

Privasys rustls is a maintained fork of the rustls TLS library that adds RA-TLS challenge and channel-binding support. Prior to privasys-v0.8.1, the fork emitted RA-TLS challenge certificates whose quote ReportData was bound to the certificate public key and client nonce but not to the active TLS session. An attacker who obtained an enclave TLS private key could relay a genuine quote onto another connection, causing a relying party to accept an attacker-terminated connection as the attested enclave. This issue is fixed in privasys-v0.8.1.

osv:AZL-107991

kata-containers

Fixed versions: Not specified

Complete source record
{
  "id": "e3e676ea1a9079178bc5951dd9360e88a51861cb55843d8ae46328b7e33e7ebd",
  "url": "https://osv.dev/vulnerability/AZL-107991",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-108266 affecting package kata-containers 4.1.0.kata0-1",
    "summary": "Privasys rustls is a maintained fork of the rustls TLS library that adds RA-TLS challenge and channel-binding support. Prior to privasys-v0.8.1, the fork emitted RA-TLS challenge certificates whose quote ReportData was bound to the certificate public key and client nonce but not to the active TLS session. An attacker who obtained an enclave TLS private key could relay a genuine quote onto another connection, causing a relying party to accept an attacker-terminated connection as the attested enclave. This issue is fixed in privasys-v0.8.1.",
    "evidence": "osv:AZL-107991",
    "products": [
      {
        "name": {
          "value": "kata-containers",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "AZL-107991",
      "aliases": [
        "AZL-107991"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "4.1.0.kata0-1"
                }
              ]
            }
          ],
          "package": {
            "name": "kata-containers",
            "purl": "pkg:rpm/azure-linux/kata-containers",
            "ecosystem": "Azure Linux:3"
          },
          "database_specific": {
            "source": "https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-107991.json"
          }
        }
      ],
      "modified": "2026-10-15T05:37:09Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-108266"
      ],
      "references": [
        "https://nvd.nist.gov/vuln/detail/CVE-2026-108266"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-108266",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 321513,
  "published_at": "2026-10-09T21:17:05+00:00"
}