Ubuntu 26.04 Wget Critical DoS & Code Exec Flaws USN-8543

Several security issues were fixed in Wget. Software Description: - wget: retrieves files from the web Details: It was discovered that Wget mishandled semicolons in the userinfo subcomponent of a URL. A remote attacker could possibly use this issue to trick a user into connecting to a different host than intended. This issue only affected Ubuntu 14.04 LTS. (CVE-2024-38428) It was discovered that Wget incorrectly handled Metalink documents containing a whitespace-only URL. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 26.04 LTS. (CVE-2026-58469) It was discovered that Wget incorrectly handled Content-Range header values, leading to an integer overflow. A remote attacker could possibly use this issue to cause download desynchronization. (CVE-2026-58470) It was discovered that Wget incorrectly handled character set conversion of server-suppl... Read the Full Advisory

Several security issues were fixed in Wget.

Software Description:

- wget: retrieves files from the web

It was discovered that Wget mishandled semicolons in the userinfo

subcomponent of a URL. A remote attacker could possibly use this issue

to trick a user into connecting to a different host than intended. This

issue only affected Ubuntu 14.04 LTS. (CVE-2024-38428)

It was discovered that Wget incorrectly handled Metalink documents

containing a whitespace-only URL. A remote attacker could possibly use

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

18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu

26.04 LTS. (CVE-2026-58469)

It was discovered that Wget incorrectly handled Content-Range header

values, leading to an integer overflow. A remote attacker could

possibly use this issue to cause download desynchronization.

It was discovered that Wget incorrectly handled character set

conversion of server-suppl...

The problem can be corrected by updating your system to the following package versions: Ubuntu 26.04 LTS wget 1.25.0-2ubuntu4.2 Ubuntu 24.04 LTS wget 1.21.4-1ubuntu4.3 Ubuntu 22.04 LTS wget 1.21.2-2ubuntu1.3 Ubuntu 20.04 LTS wget 1.20.3-1ubuntu2.1+esm2 Available with Ubuntu Pro Ubuntu 18.04 LTS wget 1.19.4-1ubuntu2.2+esm3 Available with Ubuntu Pro Ubuntu 16.04 LTS wget 1.17.1-1ubuntu1.5+esm3 Available with Ubuntu Pro Ubuntu 14.04 LTS wget 1.15-1ubuntu1.14.04.5+esm2 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes.

CVE-2024-38428, CVE-2026-58469, CVE-2026-58470, CVE-2026-58471,

Ubuntu Security Notice USN-8543-1

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