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172
security advisorydenial of serviceUbuntuUbuntu 20.04 LTS Go Networking Critical DoS Vulnerabilities USN-8089-2
Several security issues were fixed in Go Networking. ========================================================================== Ubuntu Security Notice USN-8089-2 March 31, 2026 golang-golang-x-net-dev vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: Several security issues were fixed in Go Networking Software Description: - golang-golang-x-net-dev: Supplementary Go networking development files Details: USN-8089-1 fixed vulnerabilities in Go Networking. This update provides the corresponding update to code vendored in golang-golang-x-net-dev. 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 couldput servers using Go Networking into an infinite loop. An attacker could possibly use this to cause a denial of service. (CVE-2025-58190) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS golang-go.net-dev 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2 Available with Ubuntu Pro golang-golang-x-net-dev 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2 Available with Ubuntu Pro Ubuntu 18.04 LTS golang-go.net-dev 1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm2 Available with Ubuntu Pro golang-golang-x-net-dev 1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm2 Available with Ubuntu Pro Ubuntu 16.04 LTS golang-go.net-dev 1:0.0+git20160110.4fd4a9f-1ubuntu0.1~esm2 Available with Ubuntu Pro golang-golang-x-net-dev 1:0.0+git20160110.4fd4a9f-1ubuntu0.1~esm2 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-8089-2 https://ubuntu.com/security/notices/USN-8089-1 CVE-2021-33194, CVE-2022-27664, CVE-2022-41723, CVE-2023-3978, CVE-2025-22872, CVE-2025-47911, CVE-2025-58190 . Critical updates for Go Networking in Ubuntu fix multiple DoS issues. Ensure your systems are secure and up-to-date.. Ubuntu Go Networking Updates, security patches, DoS vulnerabilities, golang, Ubuntu security. . Severity: Critical. LinuxSecurity.com Team
Apr 01, 2026
•Critical
Ubuntu
172
security advisorydenial of serviceUbuntuUbuntu 22.04 LTS Go Networking Important Denial of Service USN-8089-1
Several security issues were fixed in Go Networking.. ========================================================================== Ubuntu Security Notice USN-8089-1 March 12, 2026 golang-golang-x-net vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS Summary: Several security issues were fixed in Go Networking. Software Description: - golang-golang-x-net: Supplementary Go networking libraries 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) Update instructions: The problem can be corrected by updating your system to thefollowing package versions: Ubuntu 24.04 LTS golang-golang-x-net-dev 1:0.21.0+dfsg-1ubuntu0.1~esm2 Available with Ubuntu Pro Ubuntu 22.04 LTS golang-golang-x-net-dev 1:0.0+git20211209.491a49a+dfsg-1ubuntu0.1~esm2 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-8089-1 CVE-2022-27664, CVE-2022-41723, CVE-2023-3978, CVE-2025-22872, CVE-2025-47911, CVE-2025-58190 . Multiple security issues in Go Networking for Ubuntu affecting versions 22.04 LTS and 24.04 LTS, requiring urgent fixes.. Ubuntu 22.04 LTS, Go Networking, security updates, denial of service. . Severity: Important. LinuxSecurity.com Team
Mar 12, 2026
•Important
Ubuntu
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