Common Problems

FreeBSD 13 — stunnel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — stunnel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: stunnel — Remote Code Execution Related CVEs: CVE-2011-2940 CVE-2013-1762 Upstream summary: Michal Trojnara reports: 64-bit versions of stunnel with the following conditions: * NTLM authentication enabled * CONNECT protocol negotiation […]

Read more
Gentoo Linux — dev-java/oracle-jdk-bin — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-java/oracle-jdk-bin — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202209-15 Related CVEs: CVE-2020-2585 CVE-2020-2755 CVE-2020-2756 CVE-2020-2757 CVE-2020-2773 CVE-2020-2781 CVE-2020-2800 CVE-2020-2803  +12 more Upstream summary: Multiple vulnerabilities have been discovered in Oracle's JDK and JRE software suites. Please review the CVE identifiers […]

Read more
FreeBSD 13 — nwclient — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — nwclient — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: nwclient — multiple vulnerabilities Related CVEs: CVE-2001-0910 CVE-2002-0113 CVE-2002-0114 Upstream summary: Insecure file permissions, network access control and DNS usage put systems that use Legato NetWorker at risk. When the […]

Read more
openSUSE Tumbleweed — polkit — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — polkit — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2022:0190-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-4034 CVE-2021-3560 CVE-2010-0750 CVE-2011-1485 CVE-2015-3255 CVE-2015-3256 CVE-2018-19788 CVE-2019-6133  +4 more Upstream summary: A local privilege escalation vulnerability was found on polkit's pkexec utility. The pkexec […]

Read more
Debian 10 — ldb — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — ldb — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 April 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-10730 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Arch Linux — matrix-appservice-irc — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — matrix-appservice-irc — 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-202106-51 Related CVEs: CVE-2021-32659 Upstream summary: Type: insufficient validation. Status: Fixed. Affected: 0.26.1-1. Fixed in: 0.27.0-1. Group: AVG-2076. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

Read more
Ubuntu 16.04 — tomcat7 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — tomcat7 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 April 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7282-1 Related CVEs: CVE-2017-12616 CVE-2017-12617 CVE-2019-0221 CVE-2020-9484 CVE-2021-25329 CVE-2016-5388 CVE-2018-1336 CVE-2015-5174  +7 more Upstream summary: It was discovered that Tomcat incorrectly handled being configured with HTTP PUTs enabled. A remote […]

Read more
Oracle Linux 8 — olcne — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — olcne — vulnerability — patch and remediation guide (ELSA-2021-9525)

🟠 High   ⏱ 15–60 min  Last verified: 20 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9525 Related CVEs: CVE-2021-32781 CVE-2021-32778 CVE-2021-32777 CVE-2021-32779 CVE-2021-32780 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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

Arch Linux — libssh — multiple vulnerabilities (2 CVEs) — 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-201810-10 Related CVEs: CVE-2018-10933 CVE-2020-1730 Upstream summary: Type: authentication bypass. Status: Fixed. Affected: 0.8.3-1. Fixed in: 0.8.4-1. Group: AVG-780. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
Oracle Linux 8 — grafana security and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — grafana security and — enhancement update — new behaviour and fixes (ELSA-2023-6972)

🟡 Medium   ⏱ 10–30 min  Last verified: 19 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6972 Related CVEs: CVE-2023-3128 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
CHAT