This tutorial will walk you through setting up Jupyter Notebook to run either locally or from a Ubuntu 22.04 server, as well as teach you how to connect to and use the notebook. Jupyter notebooks (or simply notebooks) are documents produced by the Jupyter Notebook app which contain both computer code and rich text elements (paragraph, equations, figures, links, etc.) which aid in presenting and sharing reproducible research.
Introduction How to Configure DNSSEC Validation on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 11. This […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALBA-2019:3355 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
🟢 Low ⏱ 5–15 min Last verified: 3 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2002-1232 CVE-2003-0251 Upstream summary: Memory leak in ypdb_open in yp_db.c for ypserv before 2.5 in the NIS package 3.9 and earlier allows remote attackers to cause a denial […]
🟢 Low ⏱ 5–15 min Last verified: 3 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2018-19120 CVE-2020-12755 Upstream summary: The HTML thumbnailer plugin in KDE Applications before 18.12.0 allows attackers to trigger outbound TCP connections to arbitrary IP addresses, leading to disclosure of […]
🟢 Low ⏱ 5–15 min Last verified: 3 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2012-1177 Upstream summary: libgdata before 0.10.2 and 0.11.x before 0.11.1 does not validate SSL certificates, which allows remote attackers to obtain user names and passwords via a man-in-the-middle […]
🟢 Low ⏱ 5–15 min Last verified: 3 May 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5843-1 Related CVEs: CVE-2022-47016 Upstream summary: It was discovered that tmux incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service. Table of […]
🟡 Medium ⏱ 10–30 min Last verified: 3 May 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7266-1 Related CVEs: CVE-2017-0691 CVE-2020-19858 CVE-2020-22628 CVE-2020-35530 CVE-2020-35531 CVE-2020-35532 CVE-2020-35533 CVE-2021-32142 +1 more Upstream summary: Zinuo Han and Ao Wang discovered that the Android DNG SDK, vendored in digiKam, did […]
🟡 Medium ⏱ 10–30 min Last verified: 3 May 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7398-1 Related CVEs: CVE-2021-33643 CVE-2021-33644 CVE-2021-33645 CVE-2021-33646 Upstream summary: It was discovered that libtar may perform out-of-bounds reads when processing specially crafted tar files. An attacker could possibly use this […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALBA-2021:1880 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
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