[월:] 2019년 08월

USN-4085-1: Sigil vulnerability Sigil vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.04 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Summary Sigil could be made to overwrite files. Software Description sigil – multi-platform ebook editor Details Mike Salvatore discovered that Sigil mishandled certain malformed EPUB files. An attacker could use this vulnerability to write arbitrary files to the filesystem. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04 sigil – 0.9.13+dfsg-1ubuntu0.1 sigil-data – 0.9.13+dfsg-1ubuntu0.1 Ubuntu 18.04 LTS sigil – 0.9.9+dfsg-1ubuntu0.1~esm1 sigil-data – 0.9.9+dfsg-1ubuntu0.1~esm1 Ubuntu 16.04 LTS sigil – 0.9.5+dfsg-0ubuntu1+esm1 sigil-data – 0.9.5+dfsg-0ubuntu1+esm1 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-2019-14452 Source: USN-4085-1: Sigil vulnerability

USN-4084-1: Django vulnerabilities python-django vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.04 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Summary Several security issues were fixed in Django. Software Description python-django – High-level Python web development framework Details It was discovered that Django incorrectly handled the Truncator function. A remote attacker could possibly use this issue to cause Django to consume resources, leading to a denial of service. (CVE-2019-14232) It was discovered that Django incorrectly handled the strip_tags function. A remote attacker could possibly use this issue to cause Django to consume resources, leading to a denial of service. (CVE-2019-14233) It was discovered that Django incorrectly handled certain lookups in the PostgreSQL support. A remote attacker could possibly use this issue to perform SQL injection attacks. (CVE-2019-14234) It was discovered that Django incorrectly handled certain invalid [ more… ]

USN-4069-2: Linux kernel (HWE) vulnerabilities linux-hwe vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 18.04 LTS Summary Several security issues were fixed in the Linux kernel. Software Description linux-hwe – Linux hardware enablement (HWE) kernel Details USN-4069-1 fixed vulnerabilities in the Linux kernel for Ubuntu 19.04. This update provides the corresponding updates for the Linux Hardware Enablement (HWE) kernel from Ubuntu 19.04 for Ubuntu 18.04 LTS. It was discovered that an integer overflow existed in the Linux kernel when reference counting pages, leading to potential use-after-free issues. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2019-11487) Jann Horn discovered that a race condition existed in the Linux kernel when performing core dumps. A local attacker could use this to cause a denial of service [ more… ]