NFS (сетевая файловая система) — это распределенный протокол файловой системы, позволяющий монтировать на сервер удаленные каталоги. Это позволяет управлять пространством хранения в другом месте и выполнять запись в это пространство с нескольких клиентов. NFS обеспечивает…
🟠 High ⏱ 15–60 min Last verified: 25 January 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6355-1 Related CVEs: CVE-2022-28737 CVE-2021-3695 CVE-2021-3696 CVE-2021-3697 CVE-2021-3981 CVE-2022-28733 CVE-2022-28734 CVE-2022-28735 +3 more Upstream summary: Daniel Axtens discovered that specially crafted images could cause a heap-based out-of-bonds write. A local […]
Learn how to install PostgreSQL on Ubuntu. Step-by-step setup, configuration, and verification guide to get your database running securely.
🟡 Medium ⏱ 10–30 min Last verified: 24 January 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5391-1 Related CVEs: CVE-2021-36084 CVE-2021-36085 CVE-2021-36086 CVE-2021-36087 Upstream summary: Nicolas Iooss discovered that libsepol incorrectly handled memory when handling policies. An attacker could possibly use this issue to cause a […]
🟡 Medium ⏱ 10–30 min Last verified: 22 January 2022 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5787-2 Related CVEs: CVE-2022-47629 CVE-2022-3515 CVE-2016-4353 CVE-2016-4354 CVE-2016-4355 CVE-2016-4356 CVE-2016-4574 CVE-2016-4579 +1 more Upstream summary: USN-5787-1 fixed vulnerabilities in Libksba. This update provides the corresponding updates for Ubuntu 16.04 ESM […]
🟢 Low ⏱ 5–15 min Last verified: 22 January 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5378-1 Related CVEs: CVE-2022-1271 Upstream summary: Cleemy Desu Wayo discovered that Gzip incorrectly handled certain filenames. If a user or automated system were tricked into performing zgrep operations with specially […]
🟢 Low ⏱ 5–15 min Last verified: 22 January 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4913-1 Related CVEs: CVE-2021-23358 Upstream summary: It was discovered that Underscore incorrectly handled certain inputs. An attacker could possibly use this issue to inject arbitrary code. Table of contents Symptom […]
🟢 Low ⏱ 5–15 min Last verified: 21 January 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7208-1 Related CVEs: CVE-2022-42920 Upstream summary: Felix Wilhelm discovered that Apache Commons BCEL APIs incorrectly handled parameters due to a memory issue. An attacker supplying malicious input could exploit this […]
🟠 High ⏱ 15–60 min Last verified: 20 January 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5325-1 Related CVEs: CVE-2019-20044 CVE-2021-45444 CVE-2018-0502 CVE-2018-1100 CVE-2018-13259 CVE-2018-1071 CVE-2018-1083 CVE-2014-10070 +7 more Upstream summary: Sam Foxman discovered that Zsh incorrectly handled certain inputs. An attacker could possibly use this […]
In this tutorial you will learn how to configure Suricata’s built-in Intrusion Prevention System (IPS) mode. When you enable IPS mode, Suricata can actively drop suspicious network traffic in addition to generating alerts. Once you know which signatures you would like to use in IPS mode, you’ll convert their default action to drop or reject traffic. With your signatures in place, you’ll learn how to send network traffic through Suricata using the netfilter NFQUEUE iptables target.
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