🛡️ USN-8089-3 — adsys (CVE-2022-27664 +6 more)

adsys, juju-core, lxd vulnerabilities

USN-8089-1 fixed vulnerabilities in Go Networking. This update provides

the corresponding update to code vendored in LXD, ADSys, and Juju Core.

Original advisory details:

Bahruz Jabiyev, Tommaso Innocenti, Anthony Gavazzi, Steven Sprecher, and

Kaan Onarlioglu discovered that servers using Go Networking could hang

during shutdown if preempted by a fatal error. An attacker could possibly

use this to cause a denial of service. This issue only affected Ubuntu

22.04 LTS. (CVE-2022-27664)

Arpad Ryszka and Jakob Ackermann discovered that a maliciously crafted

stream could cause excessive CPU usage in Go Networking's HPACK decoder. An

attacker could possibly use this to cause a denial of service. This issue

only affected Ubuntu 22.04 LTS. (CVE-2022-41723)

Mohammad Thoriq Aziz discovered that Go Networking did not properly

sanitize some text nodes. An attacker could possibly use this to execute

arbitrary code. This issue only affected Ubuntu 22.04 LTS. (CVE-2023-3978)

Sean Ng discovered an error in Go Networking's HTML tag handling. An

attacker could possibly use this to cause a denial of service.

(CVE-2025-22872)

Guido Vranken and Jakub Ciolek discovered that a maliciously crafted HTML

document could exhaust system resources on servers using Go Networking. An

attacker could possibly use this to cause a denial of service.

(CVE-2025-47911)

Guido Vranken discovered that a maliciously crafted HTML document could put

servers using Go Networking into an infinite loop. An attacker could

possibly use this to cause a denial of service. (CVE-2025-58190)