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Ubuntu 18.04 LTS and 16.04 LTS: USN-3911-2 Critical File Regression

USN-3911-1 introduced a regression in file.. =========================================================================Ubuntu Security Notice USN-3911-2 May 13, 2020 file regression ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: USN-3911-1 introduced a regression in file. Software Description: - file: Tool to determine file types Details: USN-3911-1 fixed vulnerabilities in file. One of the backported security fixes introduced a regression that caused the interpreter string to be truncated. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that file incorrectly handled certain malformed ELF files. An attacker could use this issue to cause a denial of service, or possibly execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS: file 1:5.32-2ubuntu0.4 libmagic1 1:5.32-2ubuntu0.4 Ubuntu 16.04 LTS: file 1:5.25-2ubuntu1.4 libmagic1 1:5.25-2ubuntu1.4 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-3911-2 https://ubuntu.com/security/notices/USN-3911-1 https://bugs.launchpad.net/ubuntu/+source/file/+bug/1835596 Package Information: https://launchpad.net/ubuntu/+source/file/1:5.32-2ubuntu0.4 https://launchpad.net/ubuntu/+source/file/1:5.25-2ubuntu1.4 . A vulnerability concern impacts Ubuntu 20.04 LTS and 22.04 LTS owing to a recent patch that rectifies previous security flaws.. Ubuntu Security, File Tool, Denial of Service, Package Update. . LinuxSecurity.com Team

May 13, 2020 Ubuntu