USN-7454-1: libarchive vulnerabilities

Publication date

23 April 2025

Overview

Several security issues were fixed in libarchive.


Packages

  • libarchive - Library to read/write archive files

Details

It was discovered that the libarchive bsdunzip utility incorrectly handled
certain ZIP archive files. If a user or automated system were tricked into
processing a specially crafted ZIP archive, an attacker could use this
issue to cause libarchive to crash, resulting in a denial of service, or
possibly execute arbitrary code. This issue only affected Ubuntu 24.04 LTS,
Ubuntu 24.10, and Ubuntu 25.04. (CVE-2025-1632)

It was discovered that libarchive incorrectly handled certain TAR archive
files. If a user or automated system were tricked into processing a
specially crafted TAR archive, an attacker could use this issue to cause
libarchive to crash, resulting in a denial of service, or possibly execute
arbitrary code. (CVE-2025-25724)

It was discovered that the libarchive bsdunzip utility incorrectly handled
certain ZIP archive files. If a user or automated system were tricked into
processing a specially crafted ZIP archive, an attacker could use this
issue to cause libarchive to crash, resulting in a denial of service, or
possibly execute arbitrary code. This issue only affected Ubuntu 24.04 LTS,
Ubuntu 24.10, and Ubuntu 25.04. (CVE-2025-1632)

It was discovered that libarchive incorrectly handled certain TAR archive
files. If a user or automated system were tricked into processing a
specially crafted TAR archive, an attacker could use this issue to cause
libarchive to crash, resulting in a denial of service, or possibly execute
arbitrary code. (CVE-2025-25724)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:


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