[월:] 2019년 03월

USN-3906-2: LibTIFF vulnerabilities tiff vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 12.04 ESM Summary LibTIFF could be made to crash or run programs as your login if it opened a specially crafted file. Software Description tiff – Tag Image File Format (TIFF) library Details USN-3906-1 and USN-3864-1fixed several vulnerabilities in LibTIFF. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM libtiff-tools – 3.9.5-2ubuntu1.12 libtiff4 – 3.9.5-2ubuntu1.12 [ more… ]

USN-3911-1: file vulnerabilities file vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 18.10 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Summary Several security issues were fixed in file. Software Description file – Tool to determine file types 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 18.10 file – 1:5.34-2ubuntu0.1 libmagic1 – 1:5.34-2ubuntu0.1 Ubuntu 18.04 LTS file – 1:5.32-2ubuntu0.2 libmagic1 – 1:5.32-2ubuntu0.2 Ubuntu 16.04 LTS file – 1:5.25-2ubuntu1.2 libmagic1 – 1:5.25-2ubuntu1.2 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In general, a standard system update will make all the necessary changes. References CVE-2019-8904 CVE-2019-8905 CVE-2019-8906 CVE-2019-8907 Source: USN-3911-1: [ more… ]