Common Problems

Oracle Linux 8 — libvorbis — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libvorbis — vulnerability — patch and remediation guide (ELSA-2019-3703)

🟢 Low   ⏱ 5–15 min  Last verified: 3 December 2019 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-3703 Related CVEs: CVE-2018-10392 CVE-2018-10393 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 12 — libXtst — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libXtst — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: X.org libraries — multiple vulnerabilities Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: Matthieu Herrb reports: Tobias Stoeckmann from the OpenBSD project has discovered […]

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openSUSE Tumbleweed — perl-LWP-Protocol-https — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — perl-LWP-Protocol-https — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2014-3230 Upstream summary: The libwww-perl LWP::Protocol::https module 6.04 through 6.06 for Perl, when using IO::Socket::SSL as the SSL socket class, allows attackers to disable server […]

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FreeBSD 12 — asterisk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — asterisk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: asterisk – path traversal Related CVEs: CVE-2004-0097 CVE-2006-1827 CVE-2011-1507 CVE-2011-2216 CVE-2011-2529 CVE-2011-2535 CVE-2011-2536 CVE-2011-3389  +12 more Upstream summary: [email protected] reports: An issue in the action_listcategories() function of Sangoma Asterisk v22/22.0.0/22.0.0-rc1/22.0.0-rc2/22.0.0-pre1 […]

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Common Problems 121463

Debian 9: APT GPG signature verification failures

🟠 High   ⏱ 5–30 min  Last verified: 2 December 2019 Affected versions: Debian 9 📖 ~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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Alpine Linux edge — libzip — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — libzip — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.3.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libzip 1.3.0-r0 Related CVEs: CVE-2017-14107 Upstream summary: Alpine community repository for vedge ships libzip 1.3.0-r0 which addresses CVE-2017-14107. Table of contents Symptom & Impact Environment […]

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FreeBSD 12 — ja-squirrelmail — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ja-squirrelmail — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: squirrelmail — random variable overwrite vulnerability Related CVEs: CVE-2004-1036 CVE-2005-0075 CVE-2005-0103 CVE-2005-0104 CVE-2005-1769 CVE-2005-2095 CVE-2006-4019 Upstream summary: The SquirrelMail developers report: A logged in user could overwrite random variables in […]

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openSUSE Tumbleweed — apache2-mod_perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — apache2-mod_perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2007:008 (see also SUSE bugzilla) Related CVEs: CVE-2007-1349 CVE-2011-2767 CVE-2013-1667 Upstream summary: PerlRun.pm in Apache mod_perl before 1.30, and RegistryCooker.pm in mod_perl 2.x, does not properly escape PATH_INFO before use in a […]

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

Ubuntu 18.04 — python-gnupg — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 December 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3964-1 Related CVEs: CVE-2018-12020 CVE-2019-6690 Upstream summary: Marcus Brinkmann discovered that GnuPG before 2.2.8 improperly handled certain command line parameters. A remote attacker could use this to spoof the output […]

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Amazon Linux 2 — slf4j — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — slf4j — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2018-999 Related CVEs: CVE-2018-8088 Upstream summary: Deserialisation vulnerability in EventData constructor can allow for arbitrary code execution: An XML deserialization vulnerability was discovered in slf4j's EventData which accepts anXML serialized […]

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