========================================================================== Ubuntu Security Notice USN-8249-1 May 07, 2026 dpkg vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 25.10 - Ubuntu 24.04 LTS Summary: dpkg could be made to stop responding if it opened a specially crafted file. Software Description: - dpkg: Debian package management system Details: Yashashree Gund discovered that the dpkg dpkg-deb tool incorrectly handled certain zstd-compressed .deb archives. If a user or automated system were tricked into manipulating a specially crafted .deb archive, a remote attacker could possibly use this issue to cause dpkg-deb to stop responding, resulting in a denial of service. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 25.10 dpkg 1.22.21ubuntu3.2 Ubuntu 24.04 LTS dpkg 1.22.6ubuntu6.6 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-8249-1 CVE-2026-2219 Package Information: https://launchpad.net/ubuntu/+source/dpkg/1.22.21ubuntu3.2 https://launchpad.net/ubuntu/+source/dpkg/1.22.6ubuntu6.6
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