Common Problems

FreeBSD 12 — weechat-devel — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — weechat-devel — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: weechat — Arbitrary shell command execution via scripts Related CVEs: CVE-2012-5854 Upstream summary: Sebastien Helleu reports: Untrusted command for function hook_process could lead to execution of commands, because of shell […]

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Ubuntu 18.04 — quassel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — quassel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 June 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4594-1 Related CVEs: CVE-2018-1000178 CVE-2018-1000179 Upstream summary: It was discovered that Quassel incorrectly handled Qdatastream protocol. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2018-1000178) It […]

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Arch Linux — lib32-gnutls — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — lib32-gnutls — multiple vulnerabilities (2 CVEs) — 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-201707-6 Related CVEs: CVE-2017-7507 CVE-2016-7444 Upstream summary: Type: denial of service. Status: Fixed. Affected: 3.4.15-1. Fixed in: 3.5.13-1. Group: AVG-295. Table of contents Symptom & Impact Environment & Reproduction Root […]

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SLES 12 — libtomcrypt0 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libtomcrypt0 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 18 June 2019 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2019:2808-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-17362 Upstream summary: In LibTomCrypt through 1.18.2, the der_decode_utf8_string function (in der_decode_utf8_string.c) does not properly detect certain invalid UTF-8 sequences. This allows context-dependent attackers to […]

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FreeBSD 12 — ru-linux-mozillafirebird — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ru-linux-mozillafirebird — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 18 June 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: firefox & mozilla — multiple vulnerabilities Related CVEs: CVE-2004-0762 CVE-2004-0765 CVE-2004-0904 CVE-2004-0905 CVE-2004-0908 CVE-2004-0909 CVE-2004-1156 CVE-2004-1157  +12 more Upstream summary: A Mozilla Foundation Security Advisory reports of multiple issues: Heap […]

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Common Problems 118926

Ubuntu 14.04 LTS – unattended-upgrades causes sustained CPU usage – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 17 June 2019 Affected versions: Ubuntu 14.04 LTS 📖 ~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 […]

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Common Problems 118552

Ubuntu 16.04 Apache2 Fails to Start Because Port 80 Is In Use

🟡 Medium   ⏱ 5–30 min  Last verified: 17 June 2019 📖 ~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 & Cross-Refs References & Further […]

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Ubuntu 14.04 — vlc — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — vlc — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 June 2019 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4805-1 Related CVEs: CVE-2017-10699 CVE-2018-11529 Upstream summary: It was discovered that VLC mishandled certain crafted media files. An attacker could use this vulnerability to cause a denial of service (crash) […]

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Arch Linux — libxslt — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — libxslt — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201703-5 Related CVEs: CVE-2017-5029 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 1.1.29+23+geb1030d-1. Fixed in: 1.1.29+41+gdf5330d1-1. Group: AVG-195. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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SLES 12 — mercurial — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — mercurial — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 17 June 2019 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2017:1558-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-9462 CVE-2019-3902 CVE-2014-9462 CVE-2016-3068 CVE-2016-3069 CVE-2016-3105 CVE-2016-3630 CVE-2017-1000116  +6 more Upstream summary: In Mercurial before 4.1.3, "hg serve –stdio" allows remote authenticated users to launch […]

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CHAT