CVE-2026-64676: Kata Containers: Unauthorized mem-agent ttRPC methods let an untrusted host tamper with confidential-guest memory

Overview

Severity
Medium (CVSS 5.7)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L
Exploit Status
Not Exploited
Patch Tuesday
2026-Aug
Released
2026-08-09
EPSS Score
0.12% (percentile: 2.4%)

Affected Products (2)

Open Source Software

  • azl3 kata-containers 3.32.0.kata0-2 on Azure Linux 3.0
  • azl3 kata-containers-cc 3.15.0.aks0-16 on Azure Linux 3.0

Revision History

  • 2026-08-09: Information published.