Operations

Debian 11 — namazu2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — namazu2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-1318 CVE-2008-1468 CVE-2009-5028 CVE-2011-4345 Upstream summary: Cross-site scripting (XSS) vulnerability in namazu.cgi for Namazu 2.0.13 and earlier allows remote attackers to inject arbitrary HTML and web script via […]

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Debian 11 — crun — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — crun — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-27650 Upstream summary: A flaw was found in crun where containers were incorrectly started with non-empty default permissions. A vulnerability was found in Moby (Docker Engine) where containers […]

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Alpine Linux edge — sdl2 — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — sdl2 — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.0.18-r0 📖 ~4 min read  •  Source: Alpine secdb entry — sdl2 2.0.18-r0 Related CVEs: CVE-2021-33657 CVE-2019-7572 CVE-2019-7573 CVE-2019-7574 CVE-2019-7575 CVE-2019-7576 CVE-2019-7578 CVE-2019-7635  +3 more Upstream summary: Alpine community repository for vedge ships sdl2 2.0.18-r0 which […]

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Ubuntu 16.04 — zsh — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — zsh — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 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 […]

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SLES 15 — xerces-j2 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — xerces-j2 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 January 2022 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:712-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-23437 Upstream summary: There's a vulnerability within the Apache Xerces Java (XercesJ) XML parser when handling specially crafted XML document payloads. This causes, the XercesJ […]

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Oracle Linux 8 — java-1.8.0-openjdk security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-1.8.0-openjdk security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-5696)

🟠 High   ⏱ 15–60 min  Last verified: 19 January 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5696 Related CVEs: CVE-2022-21541 CVE-2022-21540 CVE-2022-34169 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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FreeBSD 13 — fractorama — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — fractorama — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 January 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tiff — buffer overflow vulnerability Related CVEs: CVE-2004-0803 CVE-2004-0804 CVE-2004-0886 CVE-2004-1308 CVE-2005-1544 Upstream summary: A Gentoo Linux Security Advisory reports: Tavis Ormandy of the Gentoo Linux Security Audit Team discovered […]

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Arch Linux — privoxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — privoxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202102-21 Related CVEs: CVE-2021-20217 CVE-2021-20216 Upstream summary: Type: denial of service. Status: Fixed. Affected: 3.0.30-1. Fixed in: 3.0.31-1. Group: AVG-1524. Table of contents Symptom & Impact Environment & Reproduction Root […]

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FreeBSD 13 — bind97-base — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — bind97-base — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 January 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: dns/bind9* — crash on deliberately constructed combination of records Related CVEs: CVE-2012-5166 Upstream summary: ISC reports: A deliberately constructed combination of records could cause named to hang while populating the […]

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