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...
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 )
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 )
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 )
In general, a standard system update will make all the necessary changes.
The problem can be corrected by updating your system to the following package versions:
Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.
The full story
This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.
