2022 - Page 413 of 828

AlmaLinux 8 — xterm — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — xterm — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:0611 Related CVEs: CVE-2021-27135 Upstream summary: The xterm program is a terminal emulator for the X Window System. It provides DEC VT102 and Tektronix 4014 compatible terminals for programs that can't use […]

Read more
Debian 11 — jabref — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — jabref — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-1000652 Upstream summary: JabRef version <=4.3.1 contains a XML External Entity (XXE) vulnerability in MsBibImporter XML Parser that can result in disclosure of confidential data, denial of service, […]

Read more
Debian 11 — minicom — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — minicom — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-7467 Upstream summary: A buffer overflow flaw was found in the way minicom before version 2.7.1 handled VT100 escape sequences. A malicious terminal device could potentially use this […]

Read more
Debian 11 — jhead — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — jhead — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 July 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4575 CVE-2008-4639 CVE-2008-4640 CVE-2008-4641 CVE-2016-3822 CVE-2018-16554 CVE-2018-17088 CVE-2018-6612  +12 more Upstream summary: Buffer overflow in the DoCommand function in jhead before 2.84 might allow context-dependent attackers to cause […]

Read more
How to Install Ruby on Rails on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Ruby on Rails on Debian 11

Introduction How to Install Ruby on Rails 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. […]

Read more
Common Problems 120522

Debian 11: DNS resolution breaks after resolv.conf overwrite

🟠 High   ⏱ 5–30 min  Last verified: 3 July 2022 Affected versions: Debian 11 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

Read more
Ubuntu 18.04 — node-hosted-git-info — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — node-hosted-git-info — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 July 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5216-1 Related CVEs: CVE-2021-23362 Upstream summary: It was discovered that hosted-git-info incorrectly handled certain inputs. A remote attacker could use this to cause a denial of service. Table of contents […]

Read more
CentOS Stream 9 — tcpdump — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — tcpdump — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 July 2022 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2024:2211 Related CVEs: CVE-2021-41043 Upstream summary: The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network […]

Read more
Arch Linux — python-pydantic — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — python-pydantic — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202105-24 Related CVEs: CVE-2021-29510 Upstream summary: Type: denial of service. Status: Fixed. Affected: 1.8.1-2. Fixed in: 1.8.2-1. Group: AVG-1951. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2022-9481)

🟠 High   ⏱ 15–60 min  Last verified: 3 July 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9481 Related CVEs: CVE-2022-21123 CVE-2022-21127 CVE-2022-21166 CVE-2022-21125 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

Read more
CHAT